220172338

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{313}}^1\times {\mathrm{1217}}^1$

素因数の和:1566

約数の個数: 24

約数和(自身を含む): 352238292

約数和(自身を除く): 132065954

約数列:

[1, 2, 17, 34, 289, 313, 578, 626, 1217, 2434, 5321, 10642, 20689, 41378, 90457, 180914, 351713, 380921, 703426, 761842, 6475657, 12951314, 110086169, 220172338]

約数ペア:

[(1, 220172338), (2, 110086169), (17, 12951314), (34, 6475657), (289, 761842), (313, 703426), (578, 380921), (626, 351713), (1217, 180914), (2434, 90457), (5321, 41378), (10642, 20689)]