19676848

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{42407}}^1$

素因数の和:42444

約数の個数: 20

約数和(自身を含む): 39439440

約数和(自身を除く): 19762592

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 42407, 84814, 169628, 339256, 678512, 1229803, 2459606, 4919212, 9838424, 19676848]

約数ペア:

[(1, 19676848), (2, 9838424), (4, 4919212), (8, 2459606), (16, 1229803), (29, 678512), (58, 339256), (116, 169628), (232, 84814), (464, 42407)]