2021786884

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{157411}}^1$

素因数の和:157460

約数の個数: 36

約数和(自身を含む): 4032895440

約数和(自身を除く): 2011108556

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 169, 247, 338, 494, 676, 988, 3211, 6422, 12844, 157411, 314822, 629644, 2046343, 2990809, 4092686, 5981618, 8185372, 11963236, 26602459, 38880517, 53204918, 77761034, 106409836, 155522068, 505446721, 1010893442, 2021786884]

約数ペア:

[(1, 2021786884), (2, 1010893442), (4, 505446721), (13, 155522068), (19, 106409836), (26, 77761034), (38, 53204918), (52, 38880517), (76, 26602459), (169, 11963236), (247, 8185372), (338, 5981618), (494, 4092686), (676, 2990809), (988, 2046343), (3211, 629644), (6422, 314822), (12844, 157411)]