19263878

素因数分解:

$2^1\times {\mathrm{191}}^1\times {\mathrm{211}}^1\times {\mathrm{239}}^1$

素因数の和:643

約数の個数: 16

約数和(自身を含む): 29306880

約数和(自身を除く): 10043002

約数列:

[1, 2, 191, 211, 239, 382, 422, 478, 40301, 45649, 50429, 80602, 91298, 100858, 9631939, 19263878]

約数ペア:

[(1, 19263878), (2, 9631939), (191, 100858), (211, 91298), (239, 80602), (382, 50429), (422, 45649), (478, 40301)]