19668496

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1$

素因数の和:176

約数の個数: 80

約数和(自身を含む): 43747200

約数和(自身を除く): 24078704

約数列:

[1, 2, 4, 8, 16, 19, 23, 29, 38, 46, 58, 76, 92, 97, 116, 152, 184, 194, 232, 304, 368, 388, 437, 464, 551, 667, 776, 874, 1102, 1334, 1552, 1748, 1843, 2204, 2231, 2668, 2813, 3496, 3686, 4408, 4462, 5336, 5626, 6992, 7372, 8816, 8924, 10672, 11252, 12673, 14744, 17848, 22504, 25346, 29488, 35696, 42389, 45008, 50692, 53447, 64699, 84778, 101384, 106894, 129398, 169556, 202768, 213788, 258796, 339112, 427576, 517592, 678224, 855152, 1035184, 1229281, 2458562, 4917124, 9834248, 19668496]

約数ペア:

[(1, 19668496), (2, 9834248), (4, 4917124), (8, 2458562), (16, 1229281), (19, 1035184), (23, 855152), (29, 678224), (38, 517592), (46, 427576), (58, 339112), (76, 258796), (92, 213788), (97, 202768), (116, 169556), (152, 129398), (184, 106894), (194, 101384), (232, 84778), (304, 64699), (368, 53447), (388, 50692), (437, 45008), (464, 42389), (551, 35696), (667, 29488), (776, 25346), (874, 22504), (1102, 17848), (1334, 14744), (1552, 12673), (1748, 11252), (1843, 10672), (2204, 8924), (2231, 8816), (2668, 7372), (2813, 6992), (3496, 5626), (3686, 5336), (4408, 4462)]