20958552

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^1\times {\mathrm{17123}}^1$

素因数の和:17152

約数の個数: 48

約数和(自身を含む): 60105240

約数和(自身を除く): 39146688

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 34, 36, 51, 68, 72, 102, 136, 153, 204, 306, 408, 612, 1224, 17123, 34246, 51369, 68492, 102738, 136984, 154107, 205476, 291091, 308214, 410952, 582182, 616428, 873273, 1164364, 1232856, 1746546, 2328728, 2619819, 3493092, 5239638, 6986184, 10479276, 20958552]

約数ペア:

[(1, 20958552), (2, 10479276), (3, 6986184), (4, 5239638), (6, 3493092), (8, 2619819), (9, 2328728), (12, 1746546), (17, 1232856), (18, 1164364), (24, 873273), (34, 616428), (36, 582182), (51, 410952), (68, 308214), (72, 291091), (102, 205476), (136, 154107), (153, 136984), (204, 102738), (306, 68492), (408, 51369), (612, 34246), (1224, 17123)]