22916270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{431}}^1$

素因数の和:860

約数の個数: 32

約数和(自身を含む): 44634240

約数和(自身を除く): 21717970

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 409, 431, 818, 862, 2045, 2155, 4090, 4310, 5317, 5603, 10634, 11206, 26585, 28015, 53170, 56030, 176279, 352558, 881395, 1762790, 2291627, 4583254, 11458135, 22916270]

約数ペア:

[(1, 22916270), (2, 11458135), (5, 4583254), (10, 2291627), (13, 1762790), (26, 881395), (65, 352558), (130, 176279), (409, 56030), (431, 53170), (818, 28015), (862, 26585), (2045, 11206), (2155, 10634), (4090, 5603), (4310, 5317)]