20315511685

素因数分解:

$5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{463}}^1\times {\mathrm{30577}}^1$

素因数の和:31093

約数の個数: 32

約数和(自身を含む): 28603395072

約数和(自身を除く): 8287883387

約数列:

[1, 5, 7, 35, 41, 205, 287, 463, 1435, 2315, 3241, 16205, 18983, 30577, 94915, 132881, 152885, 214039, 664405, 1070195, 1253657, 6268285, 8775599, 14157151, 43877995, 70785755, 99100057, 495500285, 580443191, 2902215955, 4063102337, 20315511685]

約数ペア:

[(1, 20315511685), (5, 4063102337), (7, 2902215955), (35, 580443191), (41, 495500285), (205, 99100057), (287, 70785755), (463, 43877995), (1435, 14157151), (2315, 8775599), (3241, 6268285), (16205, 1253657), (18983, 1070195), (30577, 664405), (94915, 214039), (132881, 152885)]