20808515556

素因数分解:

$2^2\times 3^2\times {\mathrm{107}}^1\times {\mathrm{5402003}}^1$

素因数の和:5402120

約数の個数: 36

約数和(自身を含む): 53090895312

約数和(自身を除く): 32282379756

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 107, 214, 321, 428, 642, 963, 1284, 1926, 3852, 5402003, 10804006, 16206009, 21608012, 32412018, 48618027, 64824036, 97236054, 194472108, 578014321, 1156028642, 1734042963, 2312057284, 3468085926, 5202128889, 6936171852, 10404257778, 20808515556]

約数ペア:

[(1, 20808515556), (2, 10404257778), (3, 6936171852), (4, 5202128889), (6, 3468085926), (9, 2312057284), (12, 1734042963), (18, 1156028642), (36, 578014321), (107, 194472108), (214, 97236054), (321, 64824036), (428, 48618027), (642, 32412018), (963, 21608012), (1284, 16206009), (1926, 10804006), (3852, 5402003)]