20185554684

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{289573}}^1$

素因数の和:289774

約数の個数: 48

約数和(自身を含む): 48680864288

約数和(自身を除く): 28495309604

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 111, 148, 157, 222, 314, 444, 471, 628, 942, 1884, 5809, 11618, 17427, 23236, 34854, 69708, 289573, 579146, 868719, 1158292, 1737438, 3474876, 10714201, 21428402, 32142603, 42856804, 45462961, 64285206, 90925922, 128570412, 136388883, 181851844, 272777766, 545555532, 1682129557, 3364259114, 5046388671, 6728518228, 10092777342, 20185554684]

約数ペア:

[(1, 20185554684), (2, 10092777342), (3, 6728518228), (4, 5046388671), (6, 3364259114), (12, 1682129557), (37, 545555532), (74, 272777766), (111, 181851844), (148, 136388883), (157, 128570412), (222, 90925922), (314, 64285206), (444, 45462961), (471, 42856804), (628, 32142603), (942, 21428402), (1884, 10714201), (5809, 3474876), (11618, 1737438), (17427, 1158292), (23236, 868719), (34854, 579146), (69708, 289573)]