19139865

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41161}}^1$

素因数の和:41200

約数の個数: 16

約数和(自身を含む): 31612416

約数和(自身を除く): 12472551

約数列:

[1, 3, 5, 15, 31, 93, 155, 465, 41161, 123483, 205805, 617415, 1275991, 3827973, 6379955, 19139865]

約数ペア:

[(1, 19139865), (3, 6379955), (5, 3827973), (15, 1275991), (31, 617415), (93, 205805), (155, 123483), (465, 41161)]