20883956

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{9907}}^1$

素因数の和:9959

約数の個数: 24

約数和(自身を含む): 39949056

約数和(自身を除く): 19065100

約数列:

[1, 2, 4, 17, 31, 34, 62, 68, 124, 527, 1054, 2108, 9907, 19814, 39628, 168419, 307117, 336838, 614234, 673676, 1228468, 5220989, 10441978, 20883956]

約数ペア:

[(1, 20883956), (2, 10441978), (4, 5220989), (17, 1228468), (31, 673676), (34, 614234), (62, 336838), (68, 307117), (124, 168419), (527, 39628), (1054, 19814), (2108, 9907)]