1993821128

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19171357}}^1$

素因数の和:19171376

約数の個数: 16

約数和(自身を含む): 4025985180

約数和(自身を除く): 2032164052

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 19171357, 38342714, 76685428, 153370856, 249227641, 498455282, 996910564, 1993821128]

約数ペア:

[(1, 1993821128), (2, 996910564), (4, 498455282), (8, 249227641), (13, 153370856), (26, 76685428), (52, 38342714), (104, 19171357)]