20380858

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{953}}^1$

素因数の和:1026

約数の個数: 24

約数和(自身を含む): 33388092

約数和(自身を除く): 13007234

約数列:

[1, 2, 17, 34, 37, 74, 289, 578, 629, 953, 1258, 1906, 10693, 16201, 21386, 32402, 35261, 70522, 275417, 550834, 599437, 1198874, 10190429, 20380858]

約数ペア:

[(1, 20380858), (2, 10190429), (17, 1198874), (34, 599437), (37, 550834), (74, 275417), (289, 70522), (578, 35261), (629, 32402), (953, 21386), (1258, 16201), (1906, 10693)]