20656488

素因数分解:

$2^3\times 3^1\times {\mathrm{461}}^1\times {\mathrm{1867}}^1$

素因数の和:2337

約数の個数: 32

約数和(自身を含む): 51780960

約数和(自身を除く): 31124472

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 461, 922, 1383, 1844, 1867, 2766, 3688, 3734, 5532, 5601, 7468, 11064, 11202, 14936, 22404, 44808, 860687, 1721374, 2582061, 3442748, 5164122, 6885496, 10328244, 20656488]

約数ペア:

[(1, 20656488), (2, 10328244), (3, 6885496), (4, 5164122), (6, 3442748), (8, 2582061), (12, 1721374), (24, 860687), (461, 44808), (922, 22404), (1383, 14936), (1844, 11202), (1867, 11064), (2766, 7468), (3688, 5601), (3734, 5532)]