20169903747

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{129113}}^1$

素因数の和:129339

約数の個数: 32

約数和(自身を含む): 31631897088

約数和(自身を除く): 11461993341

約数列:

[1, 3, 7, 21, 43, 129, 173, 301, 519, 903, 1211, 3633, 7439, 22317, 52073, 129113, 156219, 387339, 903791, 2711373, 5551859, 16655577, 22336549, 38863013, 67009647, 116589039, 156355843, 469067529, 960471607, 2881414821, 6723301249, 20169903747]

約数ペア:

[(1, 20169903747), (3, 6723301249), (7, 2881414821), (21, 960471607), (43, 469067529), (129, 156355843), (173, 116589039), (301, 67009647), (519, 38863013), (903, 22336549), (1211, 16655577), (3633, 5551859), (7439, 2711373), (22317, 903791), (52073, 387339), (129113, 156219)]