20901472422

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{631}}^1\times {\mathrm{128389}}^1$

素因数の和:129068

約数の個数: 32

約数和(自身を含む): 42843229440

約数和(自身を除く): 21941757018

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 631, 1262, 1893, 3786, 27133, 54266, 81399, 128389, 162798, 256778, 385167, 770334, 5520727, 11041454, 16562181, 33124362, 81013459, 162026918, 243040377, 486080754, 3483578737, 6967157474, 10450736211, 20901472422]

約数ペア:

[(1, 20901472422), (2, 10450736211), (3, 6967157474), (6, 3483578737), (43, 486080754), (86, 243040377), (129, 162026918), (258, 81013459), (631, 33124362), (1262, 16562181), (1893, 11041454), (3786, 5520727), (27133, 770334), (54266, 385167), (81399, 256778), (128389, 162798)]