20565862436

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{283}}^1\times {\mathrm{112843}}^1$

素因数の和:113160

約数の個数: 48

約数和(自身を含む): 43072103424

約数和(自身を除く): 22506240988

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 283, 322, 566, 644, 1132, 1981, 3962, 6509, 7924, 13018, 26036, 45563, 91126, 112843, 182252, 225686, 451372, 789901, 1579802, 2595389, 3159604, 5190778, 10381556, 18167723, 31934569, 36335446, 63869138, 72670892, 127738276, 223541983, 447083966, 734495087, 894167932, 1468990174, 2937980348, 5141465609, 10282931218, 20565862436]

約数ペア:

[(1, 20565862436), (2, 10282931218), (4, 5141465609), (7, 2937980348), (14, 1468990174), (23, 894167932), (28, 734495087), (46, 447083966), (92, 223541983), (161, 127738276), (283, 72670892), (322, 63869138), (566, 36335446), (644, 31934569), (1132, 18167723), (1981, 10381556), (3962, 5190778), (6509, 3159604), (7924, 2595389), (13018, 1579802), (26036, 789901), (45563, 451372), (91126, 225686), (112843, 182252)]