20099628

素因数分解:

$2^2\times 3^2\times {\mathrm{347}}^1\times {\mathrm{1609}}^1$

素因数の和:1966

約数の個数: 36

約数和(自身を含む): 50985480

約数和(自身を除く): 30885852

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 347, 694, 1041, 1388, 1609, 2082, 3123, 3218, 4164, 4827, 6246, 6436, 9654, 12492, 14481, 19308, 28962, 57924, 558323, 1116646, 1674969, 2233292, 3349938, 5024907, 6699876, 10049814, 20099628]

約数ペア:

[(1, 20099628), (2, 10049814), (3, 6699876), (4, 5024907), (6, 3349938), (9, 2233292), (12, 1674969), (18, 1116646), (36, 558323), (347, 57924), (694, 28962), (1041, 19308), (1388, 14481), (1609, 12492), (2082, 9654), (3123, 6436), (3218, 6246), (4164, 4827)]