20855628

素因数分解:

$2^2\times 3^2\times {\mathrm{167}}^1\times {\mathrm{3469}}^1$

素因数の和:3646

約数の個数: 36

約数和(自身を含む): 53049360

約数和(自身を除く): 32193732

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 167, 334, 501, 668, 1002, 1503, 2004, 3006, 3469, 6012, 6938, 10407, 13876, 20814, 31221, 41628, 62442, 124884, 579323, 1158646, 1737969, 2317292, 3475938, 5213907, 6951876, 10427814, 20855628]

約数ペア:

[(1, 20855628), (2, 10427814), (3, 6951876), (4, 5213907), (6, 3475938), (9, 2317292), (12, 1737969), (18, 1158646), (36, 579323), (167, 124884), (334, 62442), (501, 41628), (668, 31221), (1002, 20814), (1503, 13876), (2004, 10407), (3006, 6938), (3469, 6012)]