20175872878

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1367}}^1\times {\mathrm{24517}}^1$

素因数の和:25936

約数の個数: 32

約数和(自身を含む): 35418898944

約数和(自身を除く): 15243026066

約数列:

[1, 2, 7, 14, 43, 86, 301, 602, 1367, 2734, 9569, 19138, 24517, 49034, 58781, 117562, 171619, 343238, 411467, 822934, 1054231, 2108462, 7379617, 14759234, 33514739, 67029478, 234603173, 469206346, 1441133777, 2882267554, 10087936439, 20175872878]

約数ペア:

[(1, 20175872878), (2, 10087936439), (7, 2882267554), (14, 1441133777), (43, 469206346), (86, 234603173), (301, 67029478), (602, 33514739), (1367, 14759234), (2734, 7379617), (9569, 2108462), (19138, 1054231), (24517, 822934), (49034, 411467), (58781, 343238), (117562, 171619)]