20128169663

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1\times {\mathrm{3767}}^1$

素因数の和:4079

約数の個数: 32

約数和(自身を含む): 23874048000

約数和(自身を除く): 3745878337

約数列:

[1, 7, 47, 109, 149, 329, 763, 1043, 3767, 5123, 7003, 16241, 26369, 35861, 49021, 113687, 177049, 410603, 561283, 763327, 1239343, 2874221, 3928981, 5343289, 19298341, 26380301, 61179847, 135088387, 184662107, 428258929, 2875452809, 20128169663]

約数ペア:

[(1, 20128169663), (7, 2875452809), (47, 428258929), (109, 184662107), (149, 135088387), (329, 61179847), (763, 26380301), (1043, 19298341), (3767, 5343289), (5123, 3928981), (7003, 2874221), (16241, 1239343), (26369, 763327), (35861, 561283), (49021, 410603), (113687, 177049)]