20177892

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{80071}}^1$

素因数の和:80088

約数の個数: 36

約数和(自身を含む): 58292416

約数和(自身を除く): 38114524

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 80071, 160142, 240213, 320284, 480426, 560497, 720639, 960852, 1120994, 1441278, 1681491, 2241988, 2882556, 3362982, 5044473, 6725964, 10088946, 20177892]

約数ペア:

[(1, 20177892), (2, 10088946), (3, 6725964), (4, 5044473), (6, 3362982), (7, 2882556), (9, 2241988), (12, 1681491), (14, 1441278), (18, 1120994), (21, 960852), (28, 720639), (36, 560497), (42, 480426), (63, 320284), (84, 240213), (126, 160142), (252, 80071)]