20456124

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{131129}}^1$

素因数の和:131149

約数の個数: 24

約数和(自身を含む): 51402960

約数和(自身を除く): 30946836

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 131129, 262258, 393387, 524516, 786774, 1573548, 1704677, 3409354, 5114031, 6818708, 10228062, 20456124]

約数ペア:

[(1, 20456124), (2, 10228062), (3, 6818708), (4, 5114031), (6, 3409354), (12, 1704677), (13, 1573548), (26, 786774), (39, 524516), (52, 393387), (78, 262258), (156, 131129)]