19375758

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{15161}}^1$

素因数の和:15240

約数の個数: 24

約数和(自身を含む): 42574896

約数和(自身を除く): 23199138

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 15161, 30322, 45483, 90966, 136449, 272898, 1076431, 2152862, 3229293, 6458586, 9687879, 19375758]

約数ペア:

[(1, 19375758), (2, 9687879), (3, 6458586), (6, 3229293), (9, 2152862), (18, 1076431), (71, 272898), (142, 136449), (213, 90966), (426, 45483), (639, 30322), (1278, 15161)]