16203980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{62323}}^1$

素因数の和:62345

約数の個数: 24

約数和(自身を含む): 36646512

約数和(自身を除く): 20442532

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 62323, 124646, 249292, 311615, 623230, 810199, 1246460, 1620398, 3240796, 4050995, 8101990, 16203980]

約数ペア:

[(1, 16203980), (2, 8101990), (4, 4050995), (5, 3240796), (10, 1620398), (13, 1246460), (20, 810199), (26, 623230), (52, 311615), (65, 249292), (130, 124646), (260, 62323)]