18213494

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{463}}^1$

素因数の和:584

約数の個数: 32

約数和(自身を含む): 31570560

約数和(自身を除く): 13357066

約数列:

[1, 2, 13, 17, 26, 34, 89, 178, 221, 442, 463, 926, 1157, 1513, 2314, 3026, 6019, 7871, 12038, 15742, 19669, 39338, 41207, 82414, 102323, 204646, 535691, 700519, 1071382, 1401038, 9106747, 18213494]

約数ペア:

[(1, 18213494), (2, 9106747), (13, 1401038), (17, 1071382), (26, 700519), (34, 535691), (89, 204646), (178, 102323), (221, 82414), (442, 41207), (463, 39338), (926, 19669), (1157, 15742), (1513, 12038), (2314, 7871), (3026, 6019)]