20187494838

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{53406071}}^1$

素因数の和:53406089

約数の個数: 32

約数和(自身を含む): 51269829120

約数和(自身を除く): 31082334282

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 53406071, 106812142, 160218213, 320436426, 373842497, 480654639, 747684994, 961309278, 1121527491, 1441963917, 2243054982, 2883927834, 3364582473, 6729164946, 10093747419, 20187494838]

約数ペア:

[(1, 20187494838), (2, 10093747419), (3, 6729164946), (6, 3364582473), (7, 2883927834), (9, 2243054982), (14, 1441963917), (18, 1121527491), (21, 961309278), (27, 747684994), (42, 480654639), (54, 373842497), (63, 320436426), (126, 160218213), (189, 106812142), (378, 53406071)]