2019979860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{33666331}}^1$

素因数の和:33666343

約数の個数: 24

約数和(自身を含む): 5655943776

約数和(自身を除く): 3635963916

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 33666331, 67332662, 100998993, 134665324, 168331655, 201997986, 336663310, 403995972, 504994965, 673326620, 1009989930, 2019979860]

約数ペア:

[(1, 2019979860), (2, 1009989930), (3, 673326620), (4, 504994965), (5, 403995972), (6, 336663310), (10, 201997986), (12, 168331655), (15, 134665324), (20, 100998993), (30, 67332662), (60, 33666331)]