20197028

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{2027}}^1$

素因数の和:2131

約数の個数: 24

約数和(自身を含む): 36796032

約数和(自身を除く): 16599004

約数列:

[1, 2, 4, 47, 53, 94, 106, 188, 212, 2027, 2491, 4054, 4982, 8108, 9964, 95269, 107431, 190538, 214862, 381076, 429724, 5049257, 10098514, 20197028]

約数ペア:

[(1, 20197028), (2, 10098514), (4, 5049257), (47, 429724), (53, 381076), (94, 214862), (106, 190538), (188, 107431), (212, 95269), (2027, 9964), (2491, 8108), (4054, 4982)]