20100442

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{6373}}^1$

素因数の和:6477

約数の個数: 16

約数和(自身を含む): 32124960

約数和(自身を除く): 12024518

約数列:

[1, 2, 19, 38, 83, 166, 1577, 3154, 6373, 12746, 121087, 242174, 528959, 1057918, 10050221, 20100442]

約数ペア:

[(1, 20100442), (2, 10050221), (19, 1057918), (38, 528959), (83, 242174), (166, 121087), (1577, 12746), (3154, 6373)]