20786134448

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{569}}^1\times {\mathrm{1873}}^1$

素因数の和:2526

約数の個数: 80

約数和(自身を含む): 42915199680

約数和(自身を除く): 22129065232

約数列:

[1, 2, 4, 8, 16, 23, 46, 53, 92, 106, 184, 212, 368, 424, 569, 848, 1138, 1219, 1873, 2276, 2438, 3746, 4552, 4876, 7492, 9104, 9752, 13087, 14984, 19504, 26174, 29968, 30157, 43079, 52348, 60314, 86158, 99269, 104696, 120628, 172316, 198538, 209392, 241256, 344632, 397076, 482512, 689264, 693611, 794152, 1065737, 1387222, 1588304, 2131474, 2283187, 2774444, 4262948, 4566374, 5548888, 8525896, 9132748, 11097776, 17051792, 18265496, 24511951, 36530992, 49023902, 56484061, 98047804, 112968122, 196095608, 225936244, 392191216, 451872488, 903744976, 1299133403, 2598266806, 5196533612, 10393067224, 20786134448]

約数ペア:

[(1, 20786134448), (2, 10393067224), (4, 5196533612), (8, 2598266806), (16, 1299133403), (23, 903744976), (46, 451872488), (53, 392191216), (92, 225936244), (106, 196095608), (184, 112968122), (212, 98047804), (368, 56484061), (424, 49023902), (569, 36530992), (848, 24511951), (1138, 18265496), (1219, 17051792), (1873, 11097776), (2276, 9132748), (2438, 8525896), (3746, 5548888), (4552, 4566374), (4876, 4262948), (7492, 2774444), (9104, 2283187), (9752, 2131474), (13087, 1588304), (14984, 1387222), (19504, 1065737), (26174, 794152), (29968, 693611), (30157, 689264), (43079, 482512), (52348, 397076), (60314, 344632), (86158, 241256), (99269, 209392), (104696, 198538), (120628, 172316)]