18693246

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{21787}}^1$

素因数の和:21816

約数の個数: 32

約数和(自身を含む): 43924608

約数和(自身を除く): 25231362

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 143, 286, 429, 858, 21787, 43574, 65361, 130722, 239657, 283231, 479314, 566462, 718971, 849693, 1437942, 1699386, 3115541, 6231082, 9346623, 18693246]

約数ペア:

[(1, 18693246), (2, 9346623), (3, 6231082), (6, 3115541), (11, 1699386), (13, 1437942), (22, 849693), (26, 718971), (33, 566462), (39, 479314), (66, 283231), (78, 239657), (143, 130722), (286, 65361), (429, 43574), (858, 21787)]