18220320256

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1\times {\mathrm{227}}^1$

素因数の和:524

約数の個数: 160

約数和(自身を含む): 39707458560

約数和(自身を除く): 21487138304

約数列:

[1, 2, 4, 8, 16, 19, 32, 37, 38, 64, 74, 76, 128, 148, 152, 223, 227, 256, 296, 304, 446, 454, 512, 592, 608, 703, 892, 908, 1184, 1216, 1406, 1784, 1816, 2368, 2432, 2812, 3568, 3632, 4237, 4313, 4736, 4864, 5624, 7136, 7264, 8251, 8399, 8474, 8626, 9472, 9728, 11248, 14272, 14528, 16502, 16798, 16948, 17252, 18944, 22496, 28544, 29056, 33004, 33596, 33896, 34504, 44992, 50621, 57088, 58112, 66008, 67192, 67792, 69008, 89984, 101242, 114176, 116224, 132016, 134384, 135584, 138016, 156769, 159581, 179968, 202484, 264032, 268768, 271168, 276032, 313538, 319162, 359936, 404968, 528064, 537536, 542336, 552064, 627076, 638324, 809936, 961799, 1056128, 1075072, 1084672, 1104128, 1254152, 1276648, 1619872, 1872977, 1923598, 2112256, 2150144, 2169344, 2208256, 2508304, 2553296, 3239744, 3745954, 3847196, 4224512, 4300288, 5016608, 5106592, 6479488, 7491908, 7694392, 10033216, 10213184, 12958976, 14983816, 15388784, 20066432, 20426368, 25917952, 29967632, 30777568, 35586563, 40132864, 40852736, 59935264, 61555136, 71173126, 80265728, 81705472, 119870528, 123110272, 142346252, 239741056, 246220544, 284692504, 479482112, 492441088, 569385008, 958964224, 1138770016, 2277540032, 4555080064, 9110160128, 18220320256]

約数ペア:

[(1, 18220320256), (2, 9110160128), (4, 4555080064), (8, 2277540032), (16, 1138770016), (19, 958964224), (32, 569385008), (37, 492441088), (38, 479482112), (64, 284692504), (74, 246220544), (76, 239741056), (128, 142346252), (148, 123110272), (152, 119870528), (223, 81705472), (227, 80265728), (256, 71173126), (296, 61555136), (304, 59935264), (446, 40852736), (454, 40132864), (512, 35586563), (592, 30777568), (608, 29967632), (703, 25917952), (892, 20426368), (908, 20066432), (1184, 15388784), (1216, 14983816), (1406, 12958976), (1784, 10213184), (1816, 10033216), (2368, 7694392), (2432, 7491908), (2812, 6479488), (3568, 5106592), (3632, 5016608), (4237, 4300288), (4313, 4224512), (4736, 3847196), (4864, 3745954), (5624, 3239744), (7136, 2553296), (7264, 2508304), (8251, 2208256), (8399, 2169344), (8474, 2150144), (8626, 2112256), (9472, 1923598), (9728, 1872977), (11248, 1619872), (14272, 1276648), (14528, 1254152), (16502, 1104128), (16798, 1084672), (16948, 1075072), (17252, 1056128), (18944, 961799), (22496, 809936), (28544, 638324), (29056, 627076), (33004, 552064), (33596, 542336), (33896, 537536), (34504, 528064), (44992, 404968), (50621, 359936), (57088, 319162), (58112, 313538), (66008, 276032), (67192, 271168), (67792, 268768), (69008, 264032), (89984, 202484), (101242, 179968), (114176, 159581), (116224, 156769), (132016, 138016), (134384, 135584)]