20876640895

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{1423}}^1\times {\mathrm{1699}}^1$

素因数の和:3295

約数の個数: 32

約数和(自身を含む): 27539020800

約数和(自身を除く): 6662379905

約数列:

[1, 5, 11, 55, 157, 785, 1423, 1699, 1727, 7115, 8495, 8635, 15653, 18689, 78265, 93445, 223411, 266743, 1117055, 1333715, 2417677, 2457521, 2934173, 12088385, 12287605, 14670865, 26594447, 132972235, 379575289, 1897876445, 4175328179, 20876640895]

約数ペア:

[(1, 20876640895), (5, 4175328179), (11, 1897876445), (55, 379575289), (157, 132972235), (785, 26594447), (1423, 14670865), (1699, 12287605), (1727, 12088385), (7115, 2934173), (8495, 2457521), (8635, 2417677), (15653, 1333715), (18689, 1117055), (78265, 266743), (93445, 223411)]