17988922

素因数分解:

$2^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{113}}^1\times {\mathrm{137}}^1$

素因数の和:342

約数の個数: 32

約数和(自身を含む): 31715712

約数和(自身を除く): 13726790

約数列:

[1, 2, 7, 14, 83, 113, 137, 166, 226, 274, 581, 791, 959, 1162, 1582, 1918, 9379, 11371, 15481, 18758, 22742, 30962, 65653, 79597, 108367, 131306, 159194, 216734, 1284923, 2569846, 8994461, 17988922]

約数ペア:

[(1, 17988922), (2, 8994461), (7, 2569846), (14, 1284923), (83, 216734), (113, 159194), (137, 131306), (166, 108367), (226, 79597), (274, 65653), (581, 30962), (791, 22742), (959, 18758), (1162, 15481), (1582, 11371), (1918, 9379)]