20147886

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{317}}^1$

素因数の和:446

約数の個数: 64

約数和(自身を含む): 49455360

約数和(自身を除く): 29307474

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 99, 107, 198, 214, 297, 317, 321, 594, 634, 642, 951, 963, 1177, 1902, 1926, 2354, 2853, 2889, 3487, 3531, 5706, 5778, 6974, 7062, 8559, 10461, 10593, 17118, 20922, 21186, 31383, 31779, 33919, 62766, 63558, 67838, 94149, 101757, 188298, 203514, 305271, 373109, 610542, 746218, 915813, 1119327, 1831626, 2238654, 3357981, 6715962, 10073943, 20147886]

約数ペア:

[(1, 20147886), (2, 10073943), (3, 6715962), (6, 3357981), (9, 2238654), (11, 1831626), (18, 1119327), (22, 915813), (27, 746218), (33, 610542), (54, 373109), (66, 305271), (99, 203514), (107, 188298), (198, 101757), (214, 94149), (297, 67838), (317, 63558), (321, 62766), (594, 33919), (634, 31779), (642, 31383), (951, 21186), (963, 20922), (1177, 17118), (1902, 10593), (1926, 10461), (2354, 8559), (2853, 7062), (2889, 6974), (3487, 5778), (3531, 5706)]