19628454

素因数分解:

$2^1\times 3^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1\times {\mathrm{311}}^1$

素因数の和:540

約数の個数: 32

約数和(自身を含む): 40225536

約数和(自身を除く): 20597082

約数列:

[1, 2, 3, 6, 67, 134, 157, 201, 311, 314, 402, 471, 622, 933, 942, 1866, 10519, 20837, 21038, 31557, 41674, 48827, 62511, 63114, 97654, 125022, 146481, 292962, 3271409, 6542818, 9814227, 19628454]

約数ペア:

[(1, 19628454), (2, 9814227), (3, 6542818), (6, 3271409), (67, 292962), (134, 146481), (157, 125022), (201, 97654), (311, 63114), (314, 62511), (402, 48827), (471, 41674), (622, 31557), (933, 21038), (942, 20837), (1866, 10519)]