20960632

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{4861}}^1$

素因数の和:4892

約数の個数: 48

約数和(自身を含む): 49884120

約数和(自身を除く): 28923488

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 49, 56, 77, 88, 98, 154, 196, 308, 392, 539, 616, 1078, 2156, 4312, 4861, 9722, 19444, 34027, 38888, 53471, 68054, 106942, 136108, 213884, 238189, 272216, 374297, 427768, 476378, 748594, 952756, 1497188, 1905512, 2620079, 2994376, 5240158, 10480316, 20960632]

約数ペア:

[(1, 20960632), (2, 10480316), (4, 5240158), (7, 2994376), (8, 2620079), (11, 1905512), (14, 1497188), (22, 952756), (28, 748594), (44, 476378), (49, 427768), (56, 374297), (77, 272216), (88, 238189), (98, 213884), (154, 136108), (196, 106942), (308, 68054), (392, 53471), (539, 38888), (616, 34027), (1078, 19444), (2156, 9722), (4312, 4861)]