18460377

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{229}}^1$

素因数の和:314

約数の個数: 36

約数和(自身を含む): 29547180

約数和(自身を除く): 11086803

約数列:

[1, 3, 9, 13, 39, 53, 117, 159, 169, 229, 477, 507, 687, 689, 1521, 2061, 2067, 2977, 6201, 8931, 8957, 12137, 26793, 26871, 36411, 38701, 80613, 109233, 116103, 157781, 348309, 473343, 1420029, 2051153, 6153459, 18460377]

約数ペア:

[(1, 18460377), (3, 6153459), (9, 2051153), (13, 1420029), (39, 473343), (53, 348309), (117, 157781), (159, 116103), (169, 109233), (229, 80613), (477, 38701), (507, 36411), (687, 26871), (689, 26793), (1521, 12137), (2061, 8957), (2067, 8931), (2977, 6201)]