20993346

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{463}}^1$

素因数の和:711

約数の個数: 48

約数和(自身を含む): 49944960

約数和(自身を除く): 28951614

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198, 229, 458, 463, 687, 926, 1374, 1389, 2061, 2519, 2778, 4122, 4167, 5038, 5093, 7557, 8334, 10186, 15114, 15279, 22671, 30558, 45342, 45837, 91674, 106027, 212054, 318081, 636162, 954243, 1166297, 1908486, 2332594, 3498891, 6997782, 10496673, 20993346]

約数ペア:

[(1, 20993346), (2, 10496673), (3, 6997782), (6, 3498891), (9, 2332594), (11, 1908486), (18, 1166297), (22, 954243), (33, 636162), (66, 318081), (99, 212054), (198, 106027), (229, 91674), (458, 45837), (463, 45342), (687, 30558), (926, 22671), (1374, 15279), (1389, 15114), (2061, 10186), (2519, 8334), (2778, 7557), (4122, 5093), (4167, 5038)]