20949246

素因数分解:

$2^1\times 3^3\times {\mathrm{139}}^1\times {\mathrm{2791}}^1$

素因数の和:2941

約数の個数: 32

約数和(自身を含む): 46905600

約数和(自身を除く): 25956354

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 139, 278, 417, 834, 1251, 2502, 2791, 3753, 5582, 7506, 8373, 16746, 25119, 50238, 75357, 150714, 387949, 775898, 1163847, 2327694, 3491541, 6983082, 10474623, 20949246]

約数ペア:

[(1, 20949246), (2, 10474623), (3, 6983082), (6, 3491541), (9, 2327694), (18, 1163847), (27, 775898), (54, 387949), (139, 150714), (278, 75357), (417, 50238), (834, 25119), (1251, 16746), (2502, 8373), (2791, 7506), (3753, 5582)]