81797104

素因数分解:

$2^4\times {\mathrm{211}}^1\times {\mathrm{24229}}^1$

素因数の和:24448

約数の個数: 20

約数和(自身を含む): 159239560

約数和(自身を除く): 77442456

約数列:

[1, 2, 4, 8, 16, 211, 422, 844, 1688, 3376, 24229, 48458, 96916, 193832, 387664, 5112319, 10224638, 20449276, 40898552, 81797104]

約数ペア:

[(1, 81797104), (2, 40898552), (4, 20449276), (8, 10224638), (16, 5112319), (211, 387664), (422, 193832), (844, 96916), (1688, 48458), (3376, 24229)]