20038516

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{1031}}^1$

素因数の和:1191

約数の個数: 24

約数和(自身を含む): 36235584

約数和(自身を除く): 16197068

約数列:

[1, 2, 4, 43, 86, 113, 172, 226, 452, 1031, 2062, 4124, 4859, 9718, 19436, 44333, 88666, 116503, 177332, 233006, 466012, 5009629, 10019258, 20038516]

約数ペア:

[(1, 20038516), (2, 10019258), (4, 5009629), (43, 466012), (86, 233006), (113, 177332), (172, 116503), (226, 88666), (452, 44333), (1031, 19436), (2062, 9718), (4124, 4859)]