20159212

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{3331}}^1$

素因数の和:3441

約数の個数: 24

約数和(自身を含む): 37784880

約数和(自身を除く): 17625668

約数列:

[1, 2, 4, 17, 34, 68, 89, 178, 356, 1513, 3026, 3331, 6052, 6662, 13324, 56627, 113254, 226508, 296459, 592918, 1185836, 5039803, 10079606, 20159212]

約数ペア:

[(1, 20159212), (2, 10079606), (4, 5039803), (17, 1185836), (34, 592918), (68, 296459), (89, 226508), (178, 113254), (356, 56627), (1513, 13324), (3026, 6662), (3331, 6052)]