15964370

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1151}}^1$

素因数の和:1250

約数の個数: 32

約数和(自身を含む): 30689280

約数和(自身を除く): 14724910

約数列:

[1, 2, 5, 10, 19, 38, 73, 95, 146, 190, 365, 730, 1151, 1387, 2302, 2774, 5755, 6935, 11510, 13870, 21869, 43738, 84023, 109345, 168046, 218690, 420115, 840230, 1596437, 3192874, 7982185, 15964370]

約数ペア:

[(1, 15964370), (2, 7982185), (5, 3192874), (10, 1596437), (19, 840230), (38, 420115), (73, 218690), (95, 168046), (146, 109345), (190, 84023), (365, 43738), (730, 21869), (1151, 13870), (1387, 11510), (2302, 6935), (2774, 5755)]