20139178

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1\times {\mathrm{1657}}^1$

素因数の和:1821

約数の個数: 16

約数和(自身を含む): 31037760

約数和(自身を除く): 10898582

約数列:

[1, 2, 59, 103, 118, 206, 1657, 3314, 6077, 12154, 97763, 170671, 195526, 341342, 10069589, 20139178]

約数ペア:

[(1, 20139178), (2, 10069589), (59, 341342), (103, 195526), (118, 170671), (206, 97763), (1657, 12154), (3314, 6077)]