20235916

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{523}}^1\times {\mathrm{569}}^1$

素因数の和:1113

約数の個数: 24

約数和(自身を含む): 37633680

約数和(自身を除く): 17397764

約数列:

[1, 2, 4, 17, 34, 68, 523, 569, 1046, 1138, 2092, 2276, 8891, 9673, 17782, 19346, 35564, 38692, 297587, 595174, 1190348, 5058979, 10117958, 20235916]

約数ペア:

[(1, 20235916), (2, 10117958), (4, 5058979), (17, 1190348), (34, 595174), (68, 297587), (523, 38692), (569, 35564), (1046, 19346), (1138, 17782), (2092, 9673), (2276, 8891)]