20214532

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{2609}}^1$

素因数の和:2775

約数の個数: 24

約数和(自身を含む): 38367000

約数和(自身を除く): 18152468

約数列:

[1, 2, 4, 13, 26, 52, 149, 298, 596, 1937, 2609, 3874, 5218, 7748, 10436, 33917, 67834, 135668, 388741, 777482, 1554964, 5053633, 10107266, 20214532]

約数ペア:

[(1, 20214532), (2, 10107266), (4, 5053633), (13, 1554964), (26, 777482), (52, 388741), (149, 135668), (298, 67834), (596, 33917), (1937, 10436), (2609, 7748), (3874, 5218)]