19278828

素因数分解:

$2^2\times 3^2\times {\mathrm{535523}}^1$

素因数の和:535533

約数の個数: 18

約数和(自身を含む): 48732684

約数和(自身を除く): 29453856

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 535523, 1071046, 1606569, 2142092, 3213138, 4819707, 6426276, 9639414, 19278828]

約数ペア:

[(1, 19278828), (2, 9639414), (3, 6426276), (4, 4819707), (6, 3213138), (9, 2142092), (12, 1606569), (18, 1071046), (36, 535523)]