18656243599

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{67}}^2\times {\mathrm{9733}}^1$

素因数の和:9935

約数の個数: 24

約数和(自身を含む): 22001487648

約数和(自身を除く): 3345244049

約数列:

[1, 7, 61, 67, 427, 469, 4087, 4489, 9733, 28609, 31423, 68131, 273829, 593713, 652111, 1916803, 4155991, 4564777, 39778771, 43691437, 278451397, 305840059, 2665177657, 18656243599]

約数ペア:

[(1, 18656243599), (7, 2665177657), (61, 305840059), (67, 278451397), (427, 43691437), (469, 39778771), (4087, 4564777), (4489, 4155991), (9733, 1916803), (28609, 652111), (31423, 593713), (68131, 273829)]