18152290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{467}}^1$

素因数の和:523

約数の個数: 48

約数和(自身を含む): 36998208

約数和(自身を除く): 18845918

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 169, 230, 299, 338, 467, 598, 845, 934, 1495, 1690, 2335, 2990, 3887, 4670, 6071, 7774, 10741, 12142, 19435, 21482, 30355, 38870, 53705, 60710, 78923, 107410, 139633, 157846, 279266, 394615, 698165, 789230, 1396330, 1815229, 3630458, 9076145, 18152290]

約数ペア:

[(1, 18152290), (2, 9076145), (5, 3630458), (10, 1815229), (13, 1396330), (23, 789230), (26, 698165), (46, 394615), (65, 279266), (115, 157846), (130, 139633), (169, 107410), (230, 78923), (299, 60710), (338, 53705), (467, 38870), (598, 30355), (845, 21482), (934, 19435), (1495, 12142), (1690, 10741), (2335, 7774), (2990, 6071), (3887, 4670)]