20944468

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{2521}}^1$

素因数の和:2623

約数の個数: 24

約数和(自身を含む): 38415104

約数和(自身を除く): 17470636

約数列:

[1, 2, 4, 31, 62, 67, 124, 134, 268, 2077, 2521, 4154, 5042, 8308, 10084, 78151, 156302, 168907, 312604, 337814, 675628, 5236117, 10472234, 20944468]

約数ペア:

[(1, 20944468), (2, 10472234), (4, 5236117), (31, 675628), (62, 337814), (67, 312604), (124, 168907), (134, 156302), (268, 78151), (2077, 10084), (2521, 8308), (4154, 5042)]