20178385938

素因数分解:

$2^1\times 3^2\times {\mathrm{203563}}^1\times {\mathrm{5507}}^1$

素因数の和:209078

約数の個数: 24

約数和(自身を含む): 43727989968

約数和(自身を除く): 23549604030

約数列:

[1, 2, 3, 6, 9, 18, 5507, 11014, 16521, 33042, 49563, 99126, 203563, 407126, 610689, 1221378, 1832067, 3664134, 1121021441, 2242042882, 3363064323, 6726128646, 10089192969, 20178385938]

約数ペア:

[(1, 20178385938), (2, 10089192969), (3, 6726128646), (6, 3363064323), (9, 2242042882), (18, 1121021441), (5507, 3664134), (11014, 1832067), (16521, 1221378), (33042, 610689), (49563, 407126), (99126, 203563)]