81717746

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{195497}}^1$

素因数の和:195529

約数の個数: 16

約数和(自身を含む): 140758560

約数和(自身を除く): 59040814

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 195497, 390994, 2150467, 3714443, 4300934, 7428886, 40858873, 81717746]

約数ペア:

[(1, 81717746), (2, 40858873), (11, 7428886), (19, 4300934), (22, 3714443), (38, 2150467), (209, 390994), (418, 195497)]