18866610

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{29947}}^1$

素因数の和:29967

約数の個数: 48

約数和(自身を含む): 56062656

約数和(自身を除く): 37196046

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 29947, 59894, 89841, 149735, 179682, 209629, 269523, 299470, 419258, 449205, 539046, 628887, 898410, 1048145, 1257774, 1347615, 1886661, 2096290, 2695230, 3144435, 3773322, 6288870, 9433305, 18866610]

約数ペア:

[(1, 18866610), (2, 9433305), (3, 6288870), (5, 3773322), (6, 3144435), (7, 2695230), (9, 2096290), (10, 1886661), (14, 1347615), (15, 1257774), (18, 1048145), (21, 898410), (30, 628887), (35, 539046), (42, 449205), (45, 419258), (63, 299470), (70, 269523), (90, 209629), (105, 179682), (126, 149735), (210, 89841), (315, 59894), (630, 29947)]