16805988

素因数分解:

$2^2\times 3^3\times {\mathrm{61}}^1\times {\mathrm{2551}}^1$

素因数の和:2625

約数の個数: 48

約数和(自身を含む): 44302720

約数和(自身を除く): 27496732

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 61, 108, 122, 183, 244, 366, 549, 732, 1098, 1647, 2196, 2551, 3294, 5102, 6588, 7653, 10204, 15306, 22959, 30612, 45918, 68877, 91836, 137754, 155611, 275508, 311222, 466833, 622444, 933666, 1400499, 1867332, 2800998, 4201497, 5601996, 8402994, 16805988]

約数ペア:

[(1, 16805988), (2, 8402994), (3, 5601996), (4, 4201497), (6, 2800998), (9, 1867332), (12, 1400499), (18, 933666), (27, 622444), (36, 466833), (54, 311222), (61, 275508), (108, 155611), (122, 137754), (183, 91836), (244, 68877), (366, 45918), (549, 30612), (732, 22959), (1098, 15306), (1647, 10204), (2196, 7653), (2551, 6588), (3294, 5102)]