20003100968

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{1091}}^1\times {\mathrm{37571}}^1$

素因数の和:38729

約数の個数: 32

約数和(自身を含む): 38156620320

約数和(自身を除く): 18153519352

約数列:

[1, 2, 4, 8, 61, 122, 244, 488, 1091, 2182, 4364, 8728, 37571, 66551, 75142, 133102, 150284, 266204, 300568, 532408, 2291831, 4583662, 9167324, 18334648, 40989961, 81979922, 163959844, 327919688, 2500387621, 5000775242, 10001550484, 20003100968]

約数ペア:

[(1, 20003100968), (2, 10001550484), (4, 5000775242), (8, 2500387621), (61, 327919688), (122, 163959844), (244, 81979922), (488, 40989961), (1091, 18334648), (2182, 9167324), (4364, 4583662), (8728, 2291831), (37571, 532408), (66551, 300568), (75142, 266204), (133102, 150284)]