18768228

素因数分解:

$2^2\times 3^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{311}}^1$

素因数の和:472

約数の個数: 48

約数和(自身を含む): 45287424

約数和(自身を除く): 26519196

約数列:

[1, 2, 3, 4, 6, 12, 47, 94, 107, 141, 188, 214, 282, 311, 321, 428, 564, 622, 642, 933, 1244, 1284, 1866, 3732, 5029, 10058, 14617, 15087, 20116, 29234, 30174, 33277, 43851, 58468, 60348, 66554, 87702, 99831, 133108, 175404, 199662, 399324, 1564019, 3128038, 4692057, 6256076, 9384114, 18768228]

約数ペア:

[(1, 18768228), (2, 9384114), (3, 6256076), (4, 4692057), (6, 3128038), (12, 1564019), (47, 399324), (94, 199662), (107, 175404), (141, 133108), (188, 99831), (214, 87702), (282, 66554), (311, 60348), (321, 58468), (428, 43851), (564, 33277), (622, 30174), (642, 29234), (933, 20116), (1244, 15087), (1284, 14617), (1866, 10058), (3732, 5029)]