18671220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{2207}}^1$

素因数の和:2269

約数の個数: 72

約数和(自身を含む): 57867264

約数和(自身を除く): 39196044

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 47, 60, 90, 94, 141, 180, 188, 235, 282, 423, 470, 564, 705, 846, 940, 1410, 1692, 2115, 2207, 2820, 4230, 4414, 6621, 8460, 8828, 11035, 13242, 19863, 22070, 26484, 33105, 39726, 44140, 66210, 79452, 99315, 103729, 132420, 198630, 207458, 311187, 397260, 414916, 518645, 622374, 933561, 1037290, 1244748, 1555935, 1867122, 2074580, 3111870, 3734244, 4667805, 6223740, 9335610, 18671220]

約数ペア:

[(1, 18671220), (2, 9335610), (3, 6223740), (4, 4667805), (5, 3734244), (6, 3111870), (9, 2074580), (10, 1867122), (12, 1555935), (15, 1244748), (18, 1037290), (20, 933561), (30, 622374), (36, 518645), (45, 414916), (47, 397260), (60, 311187), (90, 207458), (94, 198630), (141, 132420), (180, 103729), (188, 99315), (235, 79452), (282, 66210), (423, 44140), (470, 39726), (564, 33105), (705, 26484), (846, 22070), (940, 19863), (1410, 13242), (1692, 11035), (2115, 8828), (2207, 8460), (2820, 6621), (4230, 4414)]