13220028

素因数分解:

$2^2\times 3^2\times {\mathrm{157}}^1\times {\mathrm{2339}}^1$

素因数の和:2506

約数の個数: 36

約数和(自身を含む): 33644520

約数和(自身を除く): 20424492

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 157, 314, 471, 628, 942, 1413, 1884, 2339, 2826, 4678, 5652, 7017, 9356, 14034, 21051, 28068, 42102, 84204, 367223, 734446, 1101669, 1468892, 2203338, 3305007, 4406676, 6610014, 13220028]

約数ペア:

[(1, 13220028), (2, 6610014), (3, 4406676), (4, 3305007), (6, 2203338), (9, 1468892), (12, 1101669), (18, 734446), (36, 367223), (157, 84204), (314, 42102), (471, 28068), (628, 21051), (942, 14034), (1413, 9356), (1884, 7017), (2339, 5652), (2826, 4678)]