20457606

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{6397}}^1$

素因数の和:6456

約数の個数: 32

約数和(自身を含む): 45144288

約数和(自身を除く): 24686682

約数列:

[1, 2, 3, 6, 13, 26, 39, 41, 78, 82, 123, 246, 533, 1066, 1599, 3198, 6397, 12794, 19191, 38382, 83161, 166322, 249483, 262277, 498966, 524554, 786831, 1573662, 3409601, 6819202, 10228803, 20457606]

約数ペア:

[(1, 20457606), (2, 10228803), (3, 6819202), (6, 3409601), (13, 1573662), (26, 786831), (39, 524554), (41, 498966), (78, 262277), (82, 249483), (123, 166322), (246, 83161), (533, 38382), (1066, 19191), (1599, 12794), (3198, 6397)]