15663971408

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{8663701}}^1$

素因数の和:8663822

約数の個数: 20

約数和(自身を含む): 30617522868

約数和(自身を除く): 14953551460

約数列:

[1, 2, 4, 8, 16, 113, 226, 452, 904, 1808, 8663701, 17327402, 34654804, 69309608, 138619216, 978998213, 1957996426, 3915992852, 7831985704, 15663971408]

約数ペア:

[(1, 15663971408), (2, 7831985704), (4, 3915992852), (8, 1957996426), (16, 978998213), (113, 138619216), (226, 69309608), (452, 34654804), (904, 17327402), (1808, 8663701)]