18675680

素因数分解:

$2^5\times 5^1\times {\mathrm{151}}^1\times {\mathrm{773}}^1$

素因数の和:939

約数の個数: 48

約数和(自身を含む): 44470944

約数和(自身を除く): 25795264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 151, 160, 302, 604, 755, 773, 1208, 1510, 1546, 2416, 3020, 3092, 3865, 4832, 6040, 6184, 7730, 12080, 12368, 15460, 24160, 24736, 30920, 61840, 116723, 123680, 233446, 466892, 583615, 933784, 1167230, 1867568, 2334460, 3735136, 4668920, 9337840, 18675680]

約数ペア:

[(1, 18675680), (2, 9337840), (4, 4668920), (5, 3735136), (8, 2334460), (10, 1867568), (16, 1167230), (20, 933784), (32, 583615), (40, 466892), (80, 233446), (151, 123680), (160, 116723), (302, 61840), (604, 30920), (755, 24736), (773, 24160), (1208, 15460), (1510, 12368), (1546, 12080), (2416, 7730), (3020, 6184), (3092, 6040), (3865, 4832)]