20147918

素因数分解:

$2^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{2477}}^1$

素因数の和:2576

約数の個数: 24

約数和(自身を含む): 35593992

約数和(自身を除く): 15446074

約数列:

[1, 2, 7, 14, 49, 83, 98, 166, 581, 1162, 2477, 4067, 4954, 8134, 17339, 34678, 121373, 205591, 242746, 411182, 1439137, 2878274, 10073959, 20147918]

約数ペア:

[(1, 20147918), (2, 10073959), (7, 2878274), (14, 1439137), (49, 411182), (83, 242746), (98, 205591), (166, 121373), (581, 34678), (1162, 17339), (2477, 8134), (4067, 4954)]