20163704635

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{239}}^1\times {\mathrm{8923}}^1$

素因数の和:9259

約数の個数: 32

約数和(自身を含む): 25495511040

約数和(自身を除く): 5331806405

約数列:

[1, 5, 31, 61, 155, 239, 305, 1195, 1891, 7409, 8923, 9455, 14579, 37045, 44615, 72895, 276613, 451949, 544303, 1383065, 2132597, 2259745, 2721515, 10662985, 16873393, 66110507, 84366965, 130088417, 330552535, 650442085, 4032740927, 20163704635]

約数ペア:

[(1, 20163704635), (5, 4032740927), (31, 650442085), (61, 330552535), (155, 130088417), (239, 84366965), (305, 66110507), (1195, 16873393), (1891, 10662985), (7409, 2721515), (8923, 2259745), (9455, 2132597), (14579, 1383065), (37045, 544303), (44615, 451949), (72895, 276613)]