20466544

素因数分解:

$2^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{4457}}^1$

素因数の和:4513

約数の個数: 40

約数和(自身を含む): 46434528

約数和(自身を除く): 25967984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 41, 56, 82, 112, 164, 287, 328, 574, 656, 1148, 2296, 4457, 4592, 8914, 17828, 31199, 35656, 62398, 71312, 124796, 182737, 249592, 365474, 499184, 730948, 1279159, 1461896, 2558318, 2923792, 5116636, 10233272, 20466544]

約数ペア:

[(1, 20466544), (2, 10233272), (4, 5116636), (7, 2923792), (8, 2558318), (14, 1461896), (16, 1279159), (28, 730948), (41, 499184), (56, 365474), (82, 249592), (112, 182737), (164, 124796), (287, 71312), (328, 62398), (574, 35656), (656, 31199), (1148, 17828), (2296, 8914), (4457, 4592)]