20886426

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{2851}}^1$

素因数の和:2907

約数の個数: 48

約数和(自身を含む): 50719968

約数和(自身を除く): 29833542

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 37, 66, 74, 99, 111, 198, 222, 333, 407, 666, 814, 1221, 2442, 2851, 3663, 5702, 7326, 8553, 17106, 25659, 31361, 51318, 62722, 94083, 105487, 188166, 210974, 282249, 316461, 564498, 632922, 949383, 1160357, 1898766, 2320714, 3481071, 6962142, 10443213, 20886426]

約数ペア:

[(1, 20886426), (2, 10443213), (3, 6962142), (6, 3481071), (9, 2320714), (11, 1898766), (18, 1160357), (22, 949383), (33, 632922), (37, 564498), (66, 316461), (74, 282249), (99, 210974), (111, 188166), (198, 105487), (222, 94083), (333, 62722), (407, 51318), (666, 31361), (814, 25659), (1221, 17106), (2442, 8553), (2851, 7326), (3663, 5702)]