1646321954

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{257}}^1\times {\mathrm{78121}}^1$

素因数の和:78421

約数の個数: 16

約数和(自身を含む): 2539589976

約数和(自身を除く): 893268022

約数列:

[1, 2, 41, 82, 257, 514, 10537, 21074, 78121, 156242, 3202961, 6405922, 20077097, 40154194, 823160977, 1646321954]

約数ペア:

[(1, 1646321954), (2, 823160977), (41, 40154194), (82, 20077097), (257, 6405922), (514, 3202961), (10537, 156242), (21074, 78121)]