20957352

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^2\times {\mathrm{5167}}^1$

素因数の和:5202

約数の個数: 48

約数和(自身を含む): 56744640

約数和(自身を除く): 35787288

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 169, 312, 338, 507, 676, 1014, 1352, 2028, 4056, 5167, 10334, 15501, 20668, 31002, 41336, 62004, 67171, 124008, 134342, 201513, 268684, 403026, 537368, 806052, 873223, 1612104, 1746446, 2619669, 3492892, 5239338, 6985784, 10478676, 20957352]

約数ペア:

[(1, 20957352), (2, 10478676), (3, 6985784), (4, 5239338), (6, 3492892), (8, 2619669), (12, 1746446), (13, 1612104), (24, 873223), (26, 806052), (39, 537368), (52, 403026), (78, 268684), (104, 201513), (156, 134342), (169, 124008), (312, 67171), (338, 62004), (507, 41336), (676, 31002), (1014, 20668), (1352, 15501), (2028, 10334), (4056, 5167)]