20123084765

素因数分解:

$5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{1733}}^1\times {\mathrm{3221}}^1$

素因数の和:5069

約数の個数: 32

約数和(自身を含む): 27890044416

約数和(自身を除く): 7766959651

約数列:

[1, 5, 7, 35, 103, 515, 721, 1733, 3221, 3605, 8665, 12131, 16105, 22547, 60655, 112735, 178499, 331763, 892495, 1249493, 1658815, 2322341, 5581993, 6247465, 11611705, 27909965, 39073951, 195369755, 574945279, 2874726395, 4024616953, 20123084765]

約数ペア:

[(1, 20123084765), (5, 4024616953), (7, 2874726395), (35, 574945279), (103, 195369755), (515, 39073951), (721, 27909965), (1733, 11611705), (3221, 6247465), (3605, 5581993), (8665, 2322341), (12131, 1658815), (16105, 1249493), (22547, 892495), (60655, 331763), (112735, 178499)]