20452653

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{5639}}^1$

素因数の和:5689

約数の個数: 24

約数和(自身を含む): 32847360

約数和(自身を除く): 12394707

約数列:

[1, 3, 9, 13, 31, 39, 93, 117, 279, 403, 1209, 3627, 5639, 16917, 50751, 73307, 174809, 219921, 524427, 659763, 1573281, 2272517, 6817551, 20452653]

約数ペア:

[(1, 20452653), (3, 6817551), (9, 2272517), (13, 1573281), (31, 659763), (39, 524427), (93, 219921), (117, 174809), (279, 73307), (403, 50751), (1209, 16917), (3627, 5639)]