20204262

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1693}}^1$

素因数の和:1734

約数の個数: 64

約数和(自身を含む): 51226560

約数和(自身を除く): 31022298

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 27, 34, 39, 51, 54, 78, 102, 117, 153, 221, 234, 306, 351, 442, 459, 663, 702, 918, 1326, 1693, 1989, 3386, 3978, 5079, 5967, 10158, 11934, 15237, 22009, 28781, 30474, 44018, 45711, 57562, 66027, 86343, 91422, 132054, 172686, 198081, 259029, 374153, 396162, 518058, 594243, 748306, 777087, 1122459, 1188486, 1554174, 2244918, 3367377, 6734754, 10102131, 20204262]

約数ペア:

[(1, 20204262), (2, 10102131), (3, 6734754), (6, 3367377), (9, 2244918), (13, 1554174), (17, 1188486), (18, 1122459), (26, 777087), (27, 748306), (34, 594243), (39, 518058), (51, 396162), (54, 374153), (78, 259029), (102, 198081), (117, 172686), (153, 132054), (221, 91422), (234, 86343), (306, 66027), (351, 57562), (442, 45711), (459, 44018), (663, 30474), (702, 28781), (918, 22009), (1326, 15237), (1693, 11934), (1989, 10158), (3386, 5967), (3978, 5079)]