20458956

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{14327}}^1$

素因数の和:14358

約数の個数: 48

約数和(自身を含む): 57770496

約数和(自身を除く): 37311540

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 357, 476, 714, 1428, 14327, 28654, 42981, 57308, 85962, 100289, 171924, 200578, 243559, 300867, 401156, 487118, 601734, 730677, 974236, 1203468, 1461354, 1704913, 2922708, 3409826, 5114739, 6819652, 10229478, 20458956]

約数ペア:

[(1, 20458956), (2, 10229478), (3, 6819652), (4, 5114739), (6, 3409826), (7, 2922708), (12, 1704913), (14, 1461354), (17, 1203468), (21, 974236), (28, 730677), (34, 601734), (42, 487118), (51, 401156), (68, 300867), (84, 243559), (102, 200578), (119, 171924), (204, 100289), (238, 85962), (357, 57308), (476, 42981), (714, 28654), (1428, 14327)]