1640871742

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{146063}}^1$

素因数の和:146243

約数の個数: 16

約数和(自身を含む): 2539760832

約数和(自身を除く): 898889090

約数列:

[1, 2, 41, 82, 137, 274, 5617, 11234, 146063, 292126, 5988583, 11977166, 20010631, 40021262, 820435871, 1640871742]

約数ペア:

[(1, 1640871742), (2, 820435871), (41, 40021262), (82, 20010631), (137, 11977166), (274, 5988583), (5617, 292126), (11234, 146063)]