201520404

素因数分解:

$2^2\times 3^2\times {\mathrm{2297}}^1\times {\mathrm{2437}}^1$

素因数の和:4744

約数の個数: 36

約数和(自身を含む): 509829684

約数和(自身を除く): 308309280

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 2297, 2437, 4594, 4874, 6891, 7311, 9188, 9748, 13782, 14622, 20673, 21933, 27564, 29244, 41346, 43866, 82692, 87732, 5597789, 11195578, 16793367, 22391156, 33586734, 50380101, 67173468, 100760202, 201520404]

約数ペア:

[(1, 201520404), (2, 100760202), (3, 67173468), (4, 50380101), (6, 33586734), (9, 22391156), (12, 16793367), (18, 11195578), (36, 5597789), (2297, 87732), (2437, 82692), (4594, 43866), (4874, 41346), (6891, 29244), (7311, 27564), (9188, 21933), (9748, 20673), (13782, 14622)]