18074728

素因数分解:

$2^3\times 7^4\times {\mathrm{941}}^1$

素因数の和:975

約数の個数: 40

約数和(自身を含む): 39578130

約数和(自身を除く): 21503402

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 343, 392, 686, 941, 1372, 1882, 2401, 2744, 3764, 4802, 6587, 7528, 9604, 13174, 19208, 26348, 46109, 52696, 92218, 184436, 322763, 368872, 645526, 1291052, 2259341, 2582104, 4518682, 9037364, 18074728]

約数ペア:

[(1, 18074728), (2, 9037364), (4, 4518682), (7, 2582104), (8, 2259341), (14, 1291052), (28, 645526), (49, 368872), (56, 322763), (98, 184436), (196, 92218), (343, 52696), (392, 46109), (686, 26348), (941, 19208), (1372, 13174), (1882, 9604), (2401, 7528), (2744, 6587), (3764, 4802)]