20929008

素因数分解:

$2^4\times 3^1\times {\mathrm{631}}^1\times {\mathrm{691}}^1$

素因数の和:1333

約数の個数: 40

約数和(自身を含む): 54230656

約数和(自身を除く): 33301648

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 631, 691, 1262, 1382, 1893, 2073, 2524, 2764, 3786, 4146, 5048, 5528, 7572, 8292, 10096, 11056, 15144, 16584, 30288, 33168, 436021, 872042, 1308063, 1744084, 2616126, 3488168, 5232252, 6976336, 10464504, 20929008]

約数ペア:

[(1, 20929008), (2, 10464504), (3, 6976336), (4, 5232252), (6, 3488168), (8, 2616126), (12, 1744084), (16, 1308063), (24, 872042), (48, 436021), (631, 33168), (691, 30288), (1262, 16584), (1382, 15144), (1893, 11056), (2073, 10096), (2524, 8292), (2764, 7572), (3786, 5528), (4146, 5048)]