18314186

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{151}}^1$

素因数の和:350

約数の個数: 32

約数和(自身を含む): 31190400

約数和(自身を除く): 12876214

約数列:

[1, 2, 11, 22, 37, 74, 149, 151, 298, 302, 407, 814, 1639, 1661, 3278, 3322, 5513, 5587, 11026, 11174, 22499, 44998, 60643, 61457, 121286, 122914, 247489, 494978, 832463, 1664926, 9157093, 18314186]

約数ペア:

[(1, 18314186), (2, 9157093), (11, 1664926), (22, 832463), (37, 494978), (74, 247489), (149, 122914), (151, 121286), (298, 61457), (302, 60643), (407, 44998), (814, 22499), (1639, 11174), (1661, 11026), (3278, 5587), (3322, 5513)]