20254628

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{1607}}^1$

素因数の和:1771

約数の個数: 24

約数和(自身を含む): 37279872

約数和(自身を除く): 17025244

約数列:

[1, 2, 4, 23, 46, 92, 137, 274, 548, 1607, 3151, 3214, 6302, 6428, 12604, 36961, 73922, 147844, 220159, 440318, 880636, 5063657, 10127314, 20254628]

約数ペア:

[(1, 20254628), (2, 10127314), (4, 5063657), (23, 880636), (46, 440318), (92, 220159), (137, 147844), (274, 73922), (548, 36961), (1607, 12604), (3151, 6428), (3214, 6302)]