20766707728

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{277}}^1\times {\mathrm{15671}}^1$

素因数の和:15992

約数の個数: 80

約数和(自身を含む): 45380595456

約数和(自身を除く): 24613887728

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 46, 52, 92, 104, 184, 208, 277, 299, 368, 554, 598, 1108, 1196, 2216, 2392, 3601, 4432, 4784, 6371, 7202, 12742, 14404, 15671, 25484, 28808, 31342, 50968, 57616, 62684, 82823, 101936, 125368, 165646, 203723, 250736, 331292, 360433, 407446, 662584, 720866, 814892, 1325168, 1441732, 1629784, 2883464, 3259568, 4340867, 4685629, 5766928, 8681734, 9371258, 17363468, 18742516, 34726936, 37485032, 56431271, 69453872, 74970064, 99839941, 112862542, 199679882, 225725084, 399359764, 451450168, 798719528, 902900336, 1297919233, 1597439056, 2595838466, 5191676932, 10383353864, 20766707728]

約数ペア:

[(1, 20766707728), (2, 10383353864), (4, 5191676932), (8, 2595838466), (13, 1597439056), (16, 1297919233), (23, 902900336), (26, 798719528), (46, 451450168), (52, 399359764), (92, 225725084), (104, 199679882), (184, 112862542), (208, 99839941), (277, 74970064), (299, 69453872), (368, 56431271), (554, 37485032), (598, 34726936), (1108, 18742516), (1196, 17363468), (2216, 9371258), (2392, 8681734), (3601, 5766928), (4432, 4685629), (4784, 4340867), (6371, 3259568), (7202, 2883464), (12742, 1629784), (14404, 1441732), (15671, 1325168), (25484, 814892), (28808, 720866), (31342, 662584), (50968, 407446), (57616, 360433), (62684, 331292), (82823, 250736), (101936, 203723), (125368, 165646)]