17909870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{7079}}^1$

素因数の和:7120

約数の個数: 32

約数和(自身を含む): 36702720

約数和(自身を除く): 18792850

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 7079, 14158, 35395, 70790, 77869, 155738, 162817, 325634, 389345, 778690, 814085, 1628170, 1790987, 3581974, 8954935, 17909870]

約数ペア:

[(1, 17909870), (2, 8954935), (5, 3581974), (10, 1790987), (11, 1628170), (22, 814085), (23, 778690), (46, 389345), (55, 325634), (110, 162817), (115, 155738), (230, 77869), (253, 70790), (506, 35395), (1265, 14158), (2530, 7079)]