12689230

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{40933}}^1$

素因数の和:40971

約数の個数: 16

約数和(自身を含む): 23577984

約数和(自身を除く): 10888754

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 40933, 81866, 204665, 409330, 1268923, 2537846, 6344615, 12689230]

約数ペア:

[(1, 12689230), (2, 6344615), (5, 2537846), (10, 1268923), (31, 409330), (62, 204665), (155, 81866), (310, 40933)]