19398196

素因数分解:

$2^2\times {\mathrm{103}}^1\times {\mathrm{197}}^1\times {\mathrm{239}}^1$

素因数の和:543

約数の個数: 24

約数和(自身を含む): 34594560

約数和(自身を除く): 15196364

約数列:

[1, 2, 4, 103, 197, 206, 239, 394, 412, 478, 788, 956, 20291, 24617, 40582, 47083, 49234, 81164, 94166, 98468, 188332, 4849549, 9699098, 19398196]

約数ペア:

[(1, 19398196), (2, 9699098), (4, 4849549), (103, 188332), (197, 98468), (206, 94166), (239, 81164), (394, 49234), (412, 47083), (478, 40582), (788, 24617), (956, 20291)]