20954116

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{1907}}^1$

素因数の和:2019

約数の個数: 24

約数和(自身を含む): 38144736

約数和(自身を除く): 17190620

約数列:

[1, 2, 4, 41, 67, 82, 134, 164, 268, 1907, 2747, 3814, 5494, 7628, 10988, 78187, 127769, 156374, 255538, 312748, 511076, 5238529, 10477058, 20954116]

約数ペア:

[(1, 20954116), (2, 10477058), (4, 5238529), (41, 511076), (67, 312748), (82, 255538), (134, 156374), (164, 127769), (268, 78187), (1907, 10988), (2747, 7628), (3814, 5494)]