18403413

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{12343}}^1$

素因数の和:12424

約数の個数: 16

約数和(自身を含む): 28440576

約数和(自身を除く): 10037163

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 12343, 37029, 86401, 259203, 876353, 2629059, 6134471, 18403413]

約数ペア:

[(1, 18403413), (3, 6134471), (7, 2629059), (21, 876353), (71, 259203), (213, 86401), (497, 37029), (1491, 12343)]