20648507958

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{29413829}}^1$

素因数の和:29413853

約数の個数: 32

約数和(自身を含む): 49415234400

約数和(自身を除く): 28766726442

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 234, 351, 702, 29413829, 58827658, 88241487, 176482974, 264724461, 382379777, 529448922, 764759554, 794173383, 1147139331, 1588346766, 2294278662, 3441417993, 6882835986, 10324253979, 20648507958]

約数ペア:

[(1, 20648507958), (2, 10324253979), (3, 6882835986), (6, 3441417993), (9, 2294278662), (13, 1588346766), (18, 1147139331), (26, 794173383), (27, 764759554), (39, 529448922), (54, 382379777), (78, 264724461), (117, 176482974), (234, 88241487), (351, 58827658), (702, 29413829)]