20156330870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{829}}^1\times {\mathrm{14387}}^1$

素因数の和:15249

約数の個数: 48

約数和(自身を含む): 39337079760

約数和(自身を除く): 19180748890

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 829, 845, 1658, 1690, 4145, 8290, 10777, 14387, 21554, 28774, 53885, 71935, 107770, 140101, 143870, 187031, 280202, 374062, 700505, 935155, 1401010, 1870310, 2431403, 4862806, 11926823, 12157015, 23853646, 24314030, 59634115, 119268230, 155048699, 310097398, 775243495, 1550486990, 2015633087, 4031266174, 10078165435, 20156330870]

約数ペア:

[(1, 20156330870), (2, 10078165435), (5, 4031266174), (10, 2015633087), (13, 1550486990), (26, 775243495), (65, 310097398), (130, 155048699), (169, 119268230), (338, 59634115), (829, 24314030), (845, 23853646), (1658, 12157015), (1690, 11926823), (4145, 4862806), (8290, 2431403), (10777, 1870310), (14387, 1401010), (21554, 935155), (28774, 700505), (53885, 374062), (71935, 280202), (107770, 187031), (140101, 143870)]