200990438

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{22447}}^1$

素因数の和:22508

約数の個数: 24

約数和(自身を含む): 340356576

約数和(自身を除く): 139366138

約数列:

[1, 2, 11, 22, 37, 74, 121, 242, 407, 814, 4477, 8954, 22447, 44894, 246917, 493834, 830539, 1661078, 2716087, 5432174, 9135929, 18271858, 100495219, 200990438]

約数ペア:

[(1, 200990438), (2, 100495219), (11, 18271858), (22, 9135929), (37, 5432174), (74, 2716087), (121, 1661078), (242, 830539), (407, 493834), (814, 246917), (4477, 44894), (8954, 22447)]