20337304

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{11503}}^1$

素因数の和:11539

約数の個数: 32

約数和(自身を含む): 43485120

約数和(自身を除く): 23147816

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 442, 884, 1768, 11503, 23006, 46012, 92024, 149539, 195551, 299078, 391102, 598156, 782204, 1196312, 1564408, 2542163, 5084326, 10168652, 20337304]

約数ペア:

[(1, 20337304), (2, 10168652), (4, 5084326), (8, 2542163), (13, 1564408), (17, 1196312), (26, 782204), (34, 598156), (52, 391102), (68, 299078), (104, 195551), (136, 149539), (221, 92024), (442, 46012), (884, 23006), (1768, 11503)]