20797096

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{2243}}^1$

素因数の和:2329

約数の個数: 32

約数和(自身を含む): 41738400

約数和(自身を除く): 20941304

約数列:

[1, 2, 4, 8, 19, 38, 61, 76, 122, 152, 244, 488, 1159, 2243, 2318, 4486, 4636, 8972, 9272, 17944, 42617, 85234, 136823, 170468, 273646, 340936, 547292, 1094584, 2599637, 5199274, 10398548, 20797096]

約数ペア:

[(1, 20797096), (2, 10398548), (4, 5199274), (8, 2599637), (19, 1094584), (38, 547292), (61, 340936), (76, 273646), (122, 170468), (152, 136823), (244, 85234), (488, 42617), (1159, 17944), (2243, 9272), (2318, 8972), (4486, 4636)]