19347642

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{15139}}^1$

素因数の和:15218

約数の個数: 24

約数和(自身を含む): 42513120

約数和(自身を除く): 23165478

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 15139, 30278, 45417, 90834, 136251, 272502, 1074869, 2149738, 3224607, 6449214, 9673821, 19347642]

約数ペア:

[(1, 19347642), (2, 9673821), (3, 6449214), (6, 3224607), (9, 2149738), (18, 1074869), (71, 272502), (142, 136251), (213, 90834), (426, 45417), (639, 30278), (1278, 15139)]