1620199388

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{3109}}^1\times {\mathrm{6857}}^1$

素因数の和:9989

約数の個数: 24

約数和(自身を含む): 2985973200

約数和(自身を除く): 1365773812

約数列:

[1, 2, 4, 19, 38, 76, 3109, 6218, 6857, 12436, 13714, 27428, 59071, 118142, 130283, 236284, 260566, 521132, 21318413, 42636826, 85273652, 405049847, 810099694, 1620199388]

約数ペア:

[(1, 1620199388), (2, 810099694), (4, 405049847), (19, 85273652), (38, 42636826), (76, 21318413), (3109, 521132), (6218, 260566), (6857, 236284), (12436, 130283), (13714, 118142), (27428, 59071)]