18662854

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{251}}^1$

素因数の和:420

約数の個数: 32

約数和(自身を含む): 33094656

約数和(自身を除く): 14431802

約数列:

[1, 2, 7, 14, 47, 94, 113, 226, 251, 329, 502, 658, 791, 1582, 1757, 3514, 5311, 10622, 11797, 23594, 28363, 37177, 56726, 74354, 82579, 165158, 198541, 397082, 1333061, 2666122, 9331427, 18662854]

約数ペア:

[(1, 18662854), (2, 9331427), (7, 2666122), (14, 1333061), (47, 397082), (94, 198541), (113, 165158), (226, 82579), (251, 74354), (329, 56726), (502, 37177), (658, 28363), (791, 23594), (1582, 11797), (1757, 10622), (3514, 5311)]