20128496621

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{19777}}^1$

素因数の和:19973

約数の個数: 32

約数和(自身を含む): 23581704960

約数和(自身を除く): 3453208339

約数列:

[1, 17, 19, 23, 137, 323, 391, 437, 2329, 2603, 3151, 7429, 19777, 44251, 53567, 59869, 336209, 375763, 454871, 1017773, 2709449, 6387971, 7732807, 8642549, 46060633, 51479531, 62317327, 146923333, 875152027, 1059394559, 1184029213, 20128496621]

約数ペア:

[(1, 20128496621), (17, 1184029213), (19, 1059394559), (23, 875152027), (137, 146923333), (323, 62317327), (391, 51479531), (437, 46060633), (2329, 8642549), (2603, 7732807), (3151, 6387971), (7429, 2709449), (19777, 1017773), (44251, 454871), (53567, 375763), (59869, 336209)]