18338901

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{16477}}^1$

素因数の和:16540

約数の個数: 16

約数和(自身を含む): 28473984

約数和(自身を除く): 10135083

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 16477, 49431, 115339, 346017, 873281, 2619843, 6112967, 18338901]

約数ペア:

[(1, 18338901), (3, 6112967), (7, 2619843), (21, 873281), (53, 346017), (159, 115339), (371, 49431), (1113, 16477)]