20537018154

素因数分解:

$2^1\times 3^5\times {\mathrm{137}}^1\times {\mathrm{308447}}^1$

素因数の和:308601

約数の個数: 48

約数和(自身を含む): 46481879808

約数和(自身を除く): 25944861654

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 137, 162, 243, 274, 411, 486, 822, 1233, 2466, 3699, 7398, 11097, 22194, 33291, 66582, 308447, 616894, 925341, 1850682, 2776023, 5552046, 8328069, 16656138, 24984207, 42257239, 49968414, 74952621, 84514478, 126771717, 149905242, 253543434, 380315151, 760630302, 1140945453, 2281890906, 3422836359, 6845672718, 10268509077, 20537018154]

約数ペア:

[(1, 20537018154), (2, 10268509077), (3, 6845672718), (6, 3422836359), (9, 2281890906), (18, 1140945453), (27, 760630302), (54, 380315151), (81, 253543434), (137, 149905242), (162, 126771717), (243, 84514478), (274, 74952621), (411, 49968414), (486, 42257239), (822, 24984207), (1233, 16656138), (2466, 8328069), (3699, 5552046), (7398, 2776023), (11097, 1850682), (22194, 925341), (33291, 616894), (66582, 308447)]