20484738

素因数分解:

$2^1\times 3^4\times {\mathrm{31}}^1\times {\mathrm{4079}}^1$

素因数の和:4124

約数の個数: 40

約数和(自身を含む): 47393280

約数和(自身を除く): 26908542

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 54, 62, 81, 93, 162, 186, 279, 558, 837, 1674, 2511, 4079, 5022, 8158, 12237, 24474, 36711, 73422, 110133, 126449, 220266, 252898, 330399, 379347, 660798, 758694, 1138041, 2276082, 3414123, 6828246, 10242369, 20484738]

約数ペア:

[(1, 20484738), (2, 10242369), (3, 6828246), (6, 3414123), (9, 2276082), (18, 1138041), (27, 758694), (31, 660798), (54, 379347), (62, 330399), (81, 252898), (93, 220266), (162, 126449), (186, 110133), (279, 73422), (558, 36711), (837, 24474), (1674, 12237), (2511, 8158), (4079, 5022)]