18289986

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{21317}}^1$

素因数の和:21346

約数の個数: 32

約数和(自身を含む): 42977088

約数和(自身を除く): 24687102

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 143, 286, 429, 858, 21317, 42634, 63951, 127902, 234487, 277121, 468974, 554242, 703461, 831363, 1406922, 1662726, 3048331, 6096662, 9144993, 18289986]

約数ペア:

[(1, 18289986), (2, 9144993), (3, 6096662), (6, 3048331), (11, 1662726), (13, 1406922), (22, 831363), (26, 703461), (33, 554242), (39, 468974), (66, 277121), (78, 234487), (143, 127902), (286, 63951), (429, 42634), (858, 21317)]