20273228

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{4373}}^1$

素因数の和:4457

約数の個数: 24

約数和(自身を含む): 37966320

約数和(自身を除く): 17693092

約数列:

[1, 2, 4, 19, 38, 61, 76, 122, 244, 1159, 2318, 4373, 4636, 8746, 17492, 83087, 166174, 266753, 332348, 533506, 1067012, 5068307, 10136614, 20273228]

約数ペア:

[(1, 20273228), (2, 10136614), (4, 5068307), (19, 1067012), (38, 533506), (61, 332348), (76, 266753), (122, 166174), (244, 83087), (1159, 17492), (2318, 8746), (4373, 4636)]