20181276028

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{4065527}}^1$

素因数の和:4065621

約数の個数: 24

約数和(自身を含む): 37906983072

約数和(自身を除く): 17725707044

約数列:

[1, 2, 4, 17, 34, 68, 73, 146, 292, 1241, 2482, 4964, 4065527, 8131054, 16262108, 69113959, 138227918, 276455836, 296783471, 593566942, 1187133884, 5045319007, 10090638014, 20181276028]

約数ペア:

[(1, 20181276028), (2, 10090638014), (4, 5045319007), (17, 1187133884), (34, 593566942), (68, 296783471), (73, 276455836), (146, 138227918), (292, 69113959), (1241, 16262108), (2482, 8131054), (4964, 4065527)]