20559838

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{34381}}^1$

素因数の和:34419

約数の個数: 16

約数和(自身を含む): 34657056

約数和(自身を除く): 14097218

約数列:

[1, 2, 13, 23, 26, 46, 299, 598, 34381, 68762, 446953, 790763, 893906, 1581526, 10279919, 20559838]

約数ペア:

[(1, 20559838), (2, 10279919), (13, 1581526), (23, 893906), (26, 790763), (46, 446953), (299, 68762), (598, 34381)]