20483685

素因数分解:

$3^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{733}}^1$

素因数の和:776

約数の個数: 48

約数和(自身を含む): 38473344

約数和(自身を除く): 17989659

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 81, 115, 135, 207, 243, 345, 405, 621, 733, 1035, 1215, 1863, 2199, 3105, 3665, 5589, 6597, 9315, 10995, 16859, 19791, 27945, 32985, 50577, 59373, 84295, 98955, 151731, 178119, 252885, 296865, 455193, 758655, 890595, 1365579, 2275965, 4096737, 6827895, 20483685]

約数ペア:

[(1, 20483685), (3, 6827895), (5, 4096737), (9, 2275965), (15, 1365579), (23, 890595), (27, 758655), (45, 455193), (69, 296865), (81, 252885), (115, 178119), (135, 151731), (207, 98955), (243, 84295), (345, 59373), (405, 50577), (621, 32985), (733, 27945), (1035, 19791), (1215, 16859), (1863, 10995), (2199, 9315), (3105, 6597), (3665, 5589)]