19486643072

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{271}}^1\times {\mathrm{547}}^1$

素因数の和:924

約数の個数: 128

約数和(自身を含む): 42570393600

約数和(自身を除く): 23083750528

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 79, 104, 128, 158, 208, 271, 316, 416, 542, 547, 632, 832, 1027, 1084, 1094, 1264, 1664, 2054, 2168, 2188, 2528, 3523, 4108, 4336, 4376, 5056, 7046, 7111, 8216, 8672, 8752, 10112, 14092, 14222, 16432, 17344, 17504, 21409, 28184, 28444, 32864, 34688, 35008, 42818, 43213, 56368, 56888, 65728, 70016, 85636, 86426, 112736, 113776, 131456, 148237, 171272, 172852, 225472, 227552, 278317, 296474, 342544, 345704, 450944, 455104, 556634, 561769, 592948, 685088, 691408, 910208, 1113268, 1123538, 1185896, 1370176, 1382816, 1927081, 2226536, 2247076, 2371792, 2740352, 2765632, 3854162, 4453072, 4494152, 4743584, 5531264, 7708324, 8906144, 8988304, 9487168, 11710723, 15416648, 17812288, 17976608, 18974336, 23421446, 30833296, 35624576, 35953216, 46842892, 61666592, 71906432, 93685784, 123333184, 152239399, 187371568, 246666368, 304478798, 374743136, 608957596, 749486272, 1217915192, 1498972544, 2435830384, 4871660768, 9743321536, 19486643072]

約数ペア:

[(1, 19486643072), (2, 9743321536), (4, 4871660768), (8, 2435830384), (13, 1498972544), (16, 1217915192), (26, 749486272), (32, 608957596), (52, 374743136), (64, 304478798), (79, 246666368), (104, 187371568), (128, 152239399), (158, 123333184), (208, 93685784), (271, 71906432), (316, 61666592), (416, 46842892), (542, 35953216), (547, 35624576), (632, 30833296), (832, 23421446), (1027, 18974336), (1084, 17976608), (1094, 17812288), (1264, 15416648), (1664, 11710723), (2054, 9487168), (2168, 8988304), (2188, 8906144), (2528, 7708324), (3523, 5531264), (4108, 4743584), (4336, 4494152), (4376, 4453072), (5056, 3854162), (7046, 2765632), (7111, 2740352), (8216, 2371792), (8672, 2247076), (8752, 2226536), (10112, 1927081), (14092, 1382816), (14222, 1370176), (16432, 1185896), (17344, 1123538), (17504, 1113268), (21409, 910208), (28184, 691408), (28444, 685088), (32864, 592948), (34688, 561769), (35008, 556634), (42818, 455104), (43213, 450944), (56368, 345704), (56888, 342544), (65728, 296474), (70016, 278317), (85636, 227552), (86426, 225472), (112736, 172852), (113776, 171272), (131456, 148237)]