20124655

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{1699}}^1$

素因数の和:1830

約数の個数: 16

約数和(自身を含む): 25459200

約数和(自身を除く): 5334545

約数列:

[1, 5, 23, 103, 115, 515, 1699, 2369, 8495, 11845, 39077, 174997, 195385, 874985, 4024931, 20124655]

約数ペア:

[(1, 20124655), (5, 4024931), (23, 874985), (103, 195385), (115, 174997), (515, 39077), (1699, 11845), (2369, 8495)]