2016807688

素因数分解:

$2^3\times 7^1\times {\mathrm{137}}^1\times {\mathrm{199}}^1\times {\mathrm{1321}}^1$

素因数の和:1670

約数の個数: 64

約数和(自身を含む): 4378464000

約数和(自身を除く): 2361656312

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 137, 199, 274, 398, 548, 796, 959, 1096, 1321, 1393, 1592, 1918, 2642, 2786, 3836, 5284, 5572, 7672, 9247, 10568, 11144, 18494, 27263, 36988, 54526, 73976, 109052, 180977, 190841, 218104, 262879, 361954, 381682, 525758, 723908, 763364, 1051516, 1266839, 1447816, 1526728, 1840153, 2103032, 2533678, 3680306, 5067356, 7360612, 10134712, 14721224, 36014423, 72028846, 144057692, 252100961, 288115384, 504201922, 1008403844, 2016807688]

約数ペア:

[(1, 2016807688), (2, 1008403844), (4, 504201922), (7, 288115384), (8, 252100961), (14, 144057692), (28, 72028846), (56, 36014423), (137, 14721224), (199, 10134712), (274, 7360612), (398, 5067356), (548, 3680306), (796, 2533678), (959, 2103032), (1096, 1840153), (1321, 1526728), (1393, 1447816), (1592, 1266839), (1918, 1051516), (2642, 763364), (2786, 723908), (3836, 525758), (5284, 381682), (5572, 361954), (7672, 262879), (9247, 218104), (10568, 190841), (11144, 180977), (18494, 109052), (27263, 73976), (36988, 54526)]