2018127705

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1\times {\mathrm{1279}}^1$

素因数の和:1502

約数の個数: 64

約数和(自身を含む): 3600875520

約数和(自身を除く): 1582747815

約数列:

[1, 3, 5, 11, 15, 33, 55, 73, 131, 165, 219, 365, 393, 655, 803, 1095, 1279, 1441, 1965, 2409, 3837, 4015, 4323, 6395, 7205, 9563, 12045, 14069, 19185, 21615, 28689, 42207, 47815, 70345, 93367, 105193, 143445, 167549, 211035, 280101, 315579, 466835, 502647, 525965, 837745, 1027037, 1400505, 1577895, 1843039, 2513235, 3081111, 5135185, 5529117, 9215195, 12231077, 15405555, 27645585, 36693231, 61155385, 134541847, 183466155, 403625541, 672709235, 2018127705]

約数ペア:

[(1, 2018127705), (3, 672709235), (5, 403625541), (11, 183466155), (15, 134541847), (33, 61155385), (55, 36693231), (73, 27645585), (131, 15405555), (165, 12231077), (219, 9215195), (365, 5529117), (393, 5135185), (655, 3081111), (803, 2513235), (1095, 1843039), (1279, 1577895), (1441, 1400505), (1965, 1027037), (2409, 837745), (3837, 525965), (4015, 502647), (4323, 466835), (6395, 315579), (7205, 280101), (9563, 211035), (12045, 167549), (14069, 143445), (19185, 105193), (21615, 93367), (28689, 70345), (42207, 47815)]