20506492

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{229}}^1\times {\mathrm{367}}^1$

素因数の和:661

約数の個数: 24

約数和(自身を含む): 36733760

約数和(自身を除く): 16227268

約数列:

[1, 2, 4, 61, 122, 229, 244, 367, 458, 734, 916, 1468, 13969, 22387, 27938, 44774, 55876, 84043, 89548, 168086, 336172, 5126623, 10253246, 20506492]

約数ペア:

[(1, 20506492), (2, 10253246), (4, 5126623), (61, 336172), (122, 168086), (229, 89548), (244, 84043), (367, 55876), (458, 44774), (734, 27938), (916, 22387), (1468, 13969)]