20808456

素因数分解:

$2^3\times 3^1\times {\mathrm{449}}^1\times {\mathrm{1931}}^1$

素因数の和:2389

約数の個数: 32

約数和(自身を含む): 52164000

約数和(自身を除く): 31355544

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 449, 898, 1347, 1796, 1931, 2694, 3592, 3862, 5388, 5793, 7724, 10776, 11586, 15448, 23172, 46344, 867019, 1734038, 2601057, 3468076, 5202114, 6936152, 10404228, 20808456]

約数ペア:

[(1, 20808456), (2, 10404228), (3, 6936152), (4, 5202114), (6, 3468076), (8, 2601057), (12, 1734038), (24, 867019), (449, 46344), (898, 23172), (1347, 15448), (1796, 11586), (1931, 10776), (2694, 7724), (3592, 5793), (3862, 5388)]