18764938558

素因数分解:

$2^1\times {\mathrm{401}}^1\times {\mathrm{821}}^1\times {\mathrm{28499}}^1$

素因数の和:29723

約数の個数: 16

約数和(自身を含む): 28252962000

約数和(自身を除く): 9488023442

約数列:

[1, 2, 401, 802, 821, 1642, 28499, 56998, 329221, 658442, 11428099, 22856198, 23397679, 46795358, 9382469279, 18764938558]

約数ペア:

[(1, 18764938558), (2, 9382469279), (401, 46795358), (802, 23397679), (821, 22856198), (1642, 11428099), (28499, 658442), (56998, 329221)]