20348078362

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{643}}^1\times {\mathrm{8539}}^1$

素因数の和:9310

約数の個数: 32

約数和(自身を含む): 32668574400

約数和(自身を除く): 12320496038

約数列:

[1, 2, 17, 34, 109, 218, 643, 1286, 1853, 3706, 8539, 10931, 17078, 21862, 70087, 140174, 145163, 290326, 930751, 1191479, 1861502, 2382958, 5490577, 10981154, 15822767, 31645534, 93339809, 186679618, 598472893, 1196945786, 10174039181, 20348078362]

約数ペア:

[(1, 20348078362), (2, 10174039181), (17, 1196945786), (34, 598472893), (109, 186679618), (218, 93339809), (643, 31645534), (1286, 15822767), (1853, 10981154), (3706, 5490577), (8539, 2382958), (10931, 1861502), (17078, 1191479), (21862, 930751), (70087, 290326), (140174, 145163)]