18800925

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1753}}^1$

素因数の和:1790

約数の個数: 48

約数和(自身を含む): 36539328

約数和(自身を除く): 17738403

約数列:

[1, 3, 5, 11, 13, 15, 25, 33, 39, 55, 65, 75, 143, 165, 195, 275, 325, 429, 715, 825, 975, 1753, 2145, 3575, 5259, 8765, 10725, 19283, 22789, 26295, 43825, 57849, 68367, 96415, 113945, 131475, 250679, 289245, 341835, 482075, 569725, 752037, 1253395, 1446225, 1709175, 3760185, 6266975, 18800925]

約数ペア:

[(1, 18800925), (3, 6266975), (5, 3760185), (11, 1709175), (13, 1446225), (15, 1253395), (25, 752037), (33, 569725), (39, 482075), (55, 341835), (65, 289245), (75, 250679), (143, 131475), (165, 113945), (195, 96415), (275, 68367), (325, 57849), (429, 43825), (715, 26295), (825, 22789), (975, 19283), (1753, 10725), (2145, 8765), (3575, 5259)]