138889586

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{19073}}^1$

素因数の和:19417

約数の個数: 16

約数和(自身を含む): 227972448

約数和(自身を除く): 89082862

約数列:

[1, 2, 11, 22, 331, 662, 3641, 7282, 19073, 38146, 209803, 419606, 6313163, 12626326, 69444793, 138889586]

約数ペア:

[(1, 138889586), (2, 69444793), (11, 12626326), (22, 6313163), (331, 419606), (662, 209803), (3641, 38146), (7282, 19073)]