20025145

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{30113}}^1$

素因数の和:30144

約数の個数: 16

約数和(自身を含む): 28909440

約数和(自身を除く): 8884295

約数列:

[1, 5, 7, 19, 35, 95, 133, 665, 30113, 150565, 210791, 572147, 1053955, 2860735, 4005029, 20025145]

約数ペア:

[(1, 20025145), (5, 4005029), (7, 2860735), (19, 1053955), (35, 572147), (95, 210791), (133, 150565), (665, 30113)]