17986046

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1583}}^1$

素因数の和:1640

約数の個数: 32

約数和(自身を含む): 31933440

約数和(自身を除く): 13947394

約数列:

[1, 2, 13, 19, 23, 26, 38, 46, 247, 299, 437, 494, 598, 874, 1583, 3166, 5681, 11362, 20579, 30077, 36409, 41158, 60154, 72818, 391001, 473317, 691771, 782002, 946634, 1383542, 8993023, 17986046]

約数ペア:

[(1, 17986046), (2, 8993023), (13, 1383542), (19, 946634), (23, 782002), (26, 691771), (38, 473317), (46, 391001), (247, 72818), (299, 60154), (437, 41158), (494, 36409), (598, 30077), (874, 20579), (1583, 11362), (3166, 5681)]