20873862

素因数分解:

$2^1\times 3^4\times {\mathrm{269}}^1\times {\mathrm{479}}^1$

素因数の和:762

約数の個数: 40

約数和(自身を含む): 47044800

約数和(自身を除く): 26170938

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 269, 479, 538, 807, 958, 1437, 1614, 2421, 2874, 4311, 4842, 7263, 8622, 12933, 14526, 21789, 25866, 38799, 43578, 77598, 128851, 257702, 386553, 773106, 1159659, 2319318, 3478977, 6957954, 10436931, 20873862]

約数ペア:

[(1, 20873862), (2, 10436931), (3, 6957954), (6, 3478977), (9, 2319318), (18, 1159659), (27, 773106), (54, 386553), (81, 257702), (162, 128851), (269, 77598), (479, 43578), (538, 38799), (807, 25866), (958, 21789), (1437, 14526), (1614, 12933), (2421, 8622), (2874, 7263), (4311, 4842)]