20577816

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{40829}}^1$

素因数の和:40848

約数の個数: 48

約数和(自身を含む): 63694800

約数和(自身を除く): 43116984

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 40829, 81658, 122487, 163316, 244974, 285803, 326632, 367461, 489948, 571606, 734922, 857409, 979896, 1143212, 1469844, 1714818, 2286424, 2572227, 2939688, 3429636, 5144454, 6859272, 10288908, 20577816]

約数ペア:

[(1, 20577816), (2, 10288908), (3, 6859272), (4, 5144454), (6, 3429636), (7, 2939688), (8, 2572227), (9, 2286424), (12, 1714818), (14, 1469844), (18, 1143212), (21, 979896), (24, 857409), (28, 734922), (36, 571606), (42, 489948), (56, 367461), (63, 326632), (72, 285803), (84, 244974), (126, 163316), (168, 122487), (252, 81658), (504, 40829)]