20218436

素因数分解:

$2^2\times 7^1\times {\mathrm{227}}^1\times {\mathrm{3181}}^1$

素因数の和:3419

約数の個数: 24

約数和(自身を含む): 40627776

約数和(自身を除く): 20409340

約数列:

[1, 2, 4, 7, 14, 28, 227, 454, 908, 1589, 3178, 3181, 6356, 6362, 12724, 22267, 44534, 89068, 722087, 1444174, 2888348, 5054609, 10109218, 20218436]

約数ペア:

[(1, 20218436), (2, 10109218), (4, 5054609), (7, 2888348), (14, 1444174), (28, 722087), (227, 89068), (454, 44534), (908, 22267), (1589, 12724), (3178, 6362), (3181, 6356)]