20128776888

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^3\times {\mathrm{630127}}^1$

素因数の和:630169

約数の個数: 64

約数和(自身を含む): 55350443520

約数和(自身を除く): 35221666632

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 121, 132, 242, 264, 363, 484, 726, 968, 1331, 1452, 2662, 2904, 3993, 5324, 7986, 10648, 15972, 31944, 630127, 1260254, 1890381, 2520508, 3780762, 5041016, 6931397, 7561524, 13862794, 15123048, 20794191, 27725588, 41588382, 55451176, 76245367, 83176764, 152490734, 166353528, 228736101, 304981468, 457472202, 609962936, 838699037, 914944404, 1677398074, 1829888808, 2516097111, 3354796148, 5032194222, 6709592296, 10064388444, 20128776888]

約数ペア:

[(1, 20128776888), (2, 10064388444), (3, 6709592296), (4, 5032194222), (6, 3354796148), (8, 2516097111), (11, 1829888808), (12, 1677398074), (22, 914944404), (24, 838699037), (33, 609962936), (44, 457472202), (66, 304981468), (88, 228736101), (121, 166353528), (132, 152490734), (242, 83176764), (264, 76245367), (363, 55451176), (484, 41588382), (726, 27725588), (968, 20794191), (1331, 15123048), (1452, 13862794), (2662, 7561524), (2904, 6931397), (3993, 5041016), (5324, 3780762), (7986, 2520508), (10648, 1890381), (15972, 1260254), (31944, 630127)]