20566488

素因数分解:

$2^3\times 3^1\times {\mathrm{401}}^1\times {\mathrm{2137}}^1$

素因数の和:2547

約数の個数: 32

約数和(自身を含む): 51568560

約数和(自身を除く): 31002072

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 401, 802, 1203, 1604, 2137, 2406, 3208, 4274, 4812, 6411, 8548, 9624, 12822, 17096, 25644, 51288, 856937, 1713874, 2570811, 3427748, 5141622, 6855496, 10283244, 20566488]

約数ペア:

[(1, 20566488), (2, 10283244), (3, 6855496), (4, 5141622), (6, 3427748), (8, 2570811), (12, 1713874), (24, 856937), (401, 51288), (802, 25644), (1203, 17096), (1604, 12822), (2137, 9624), (2406, 8548), (3208, 6411), (4274, 4812)]