19684996

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{239}}^1\times {\mathrm{349}}^1$

素因数の和:651

約数の個数: 24

約数和(自身を含む): 35280000

約数和(自身を除く): 15595004

約数列:

[1, 2, 4, 59, 118, 236, 239, 349, 478, 698, 956, 1396, 14101, 20591, 28202, 41182, 56404, 82364, 83411, 166822, 333644, 4921249, 9842498, 19684996]

約数ペア:

[(1, 19684996), (2, 9842498), (4, 4921249), (59, 333644), (118, 166822), (236, 83411), (239, 82364), (349, 56404), (478, 41182), (698, 28202), (956, 20591), (1396, 14101)]