20119755

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{78901}}^1$

素因数の和:78926

約数の個数: 16

約数和(自身を含む): 34085664

約数和(自身を除く): 13965909

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 78901, 236703, 394505, 1183515, 1341317, 4023951, 6706585, 20119755]

約数ペア:

[(1, 20119755), (3, 6706585), (5, 4023951), (15, 1341317), (17, 1183515), (51, 394505), (85, 236703), (255, 78901)]