18886248

素因数分解:

$2^3\times 3^2\times {\mathrm{461}}^1\times {\mathrm{569}}^1$

素因数の和:1042

約数の個数: 48

約数和(自身を含む): 51351300

約数和(自身を除く): 32465052

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 461, 569, 922, 1138, 1383, 1707, 1844, 2276, 2766, 3414, 3688, 4149, 4552, 5121, 5532, 6828, 8298, 10242, 11064, 13656, 16596, 20484, 33192, 40968, 262309, 524618, 786927, 1049236, 1573854, 2098472, 2360781, 3147708, 4721562, 6295416, 9443124, 18886248]

約数ペア:

[(1, 18886248), (2, 9443124), (3, 6295416), (4, 4721562), (6, 3147708), (8, 2360781), (9, 2098472), (12, 1573854), (18, 1049236), (24, 786927), (36, 524618), (72, 262309), (461, 40968), (569, 33192), (922, 20484), (1138, 16596), (1383, 13656), (1707, 11064), (1844, 10242), (2276, 8298), (2766, 6828), (3414, 5532), (3688, 5121), (4149, 4552)]