19620045

素因数分解:

$3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{5519}}^1$

素因数の和:5609

約数の個数: 24

約数和(自身を含む): 34444800

約数和(自身を除く): 14824755

約数列:

[1, 3, 5, 9, 15, 45, 79, 237, 395, 711, 1185, 3555, 5519, 16557, 27595, 49671, 82785, 248355, 436001, 1308003, 2180005, 3924009, 6540015, 19620045]

約数ペア:

[(1, 19620045), (3, 6540015), (5, 3924009), (9, 2180005), (15, 1308003), (45, 436001), (79, 248355), (237, 82785), (395, 49671), (711, 27595), (1185, 16557), (3555, 5519)]