18020265

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1193}}^1$

素因数の和:1273

約数の個数: 32

約数和(自身を含む): 30948480

約数和(自身を除く): 12928215

約数列:

[1, 3, 5, 15, 19, 53, 57, 95, 159, 265, 285, 795, 1007, 1193, 3021, 3579, 5035, 5965, 15105, 17895, 22667, 63229, 68001, 113335, 189687, 316145, 340005, 948435, 1201351, 3604053, 6006755, 18020265]

約数ペア:

[(1, 18020265), (3, 6006755), (5, 3604053), (15, 1201351), (19, 948435), (53, 340005), (57, 316145), (95, 189687), (159, 113335), (265, 68001), (285, 63229), (795, 22667), (1007, 17895), (1193, 15105), (3021, 5965), (3579, 5035)]