920497318

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{113111}}^1$

素因数の和:113439

約数の個数: 16

約数和(自身を含む): 1491721056

約数和(自身を除く): 571223738

約数列:

[1, 2, 13, 26, 313, 626, 4069, 8138, 113111, 226222, 1470443, 2940886, 35403743, 70807486, 460248659, 920497318]

約数ペア:

[(1, 920497318), (2, 460248659), (13, 70807486), (26, 35403743), (313, 2940886), (626, 1470443), (4069, 226222), (8138, 113111)]