20270992

素因数分解:

$2^4\times 7^1\times {\mathrm{241}}^1\times {\mathrm{751}}^1$

素因数の和:1007

約数の個数: 40

約数和(自身を含む): 45132032

約数和(自身を除く): 24861040

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 241, 482, 751, 964, 1502, 1687, 1928, 3004, 3374, 3856, 5257, 6008, 6748, 10514, 12016, 13496, 21028, 26992, 42056, 84112, 180991, 361982, 723964, 1266937, 1447928, 2533874, 2895856, 5067748, 10135496, 20270992]

約数ペア:

[(1, 20270992), (2, 10135496), (4, 5067748), (7, 2895856), (8, 2533874), (14, 1447928), (16, 1266937), (28, 723964), (56, 361982), (112, 180991), (241, 84112), (482, 42056), (751, 26992), (964, 21028), (1502, 13496), (1687, 12016), (1928, 10514), (3004, 6748), (3374, 6008), (3856, 5257)]