171991724

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{461}}^1\times {\mathrm{4909}}^1$

素因数の和:5393

約数の個数: 24

約数和(自身を含む): 317578800

約数和(自身を除く): 145587076

約数列:

[1, 2, 4, 19, 38, 76, 461, 922, 1844, 4909, 8759, 9818, 17518, 19636, 35036, 93271, 186542, 373084, 2263049, 4526098, 9052196, 42997931, 85995862, 171991724]

約数ペア:

[(1, 171991724), (2, 85995862), (4, 42997931), (19, 9052196), (38, 4526098), (76, 2263049), (461, 373084), (922, 186542), (1844, 93271), (4909, 35036), (8759, 19636), (9818, 17518)]