20404164961

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{907}}^1\times {\mathrm{51479}}^1$

素因数の和:52428

約数の個数: 16

約数和(自身を含む): 22437043200

約数和(自身を除く): 2032878239

約数列:

[1, 19, 23, 437, 907, 17233, 20861, 51479, 396359, 978101, 1184017, 22496323, 46691453, 887137607, 1073903419, 20404164961]

約数ペア:

[(1, 20404164961), (19, 1073903419), (23, 887137607), (437, 46691453), (907, 22496323), (17233, 1184017), (20861, 978101), (51479, 396359)]