2019573647

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{16649}}^1$

素因数の和:16743

約数の個数: 32

約数和(自身を含む): 2625638400

約数和(自身を除く): 606064753

約数列:

[1, 7, 13, 31, 43, 91, 217, 301, 403, 559, 1333, 2821, 3913, 9331, 16649, 17329, 116543, 121303, 216437, 516119, 715907, 1515059, 3612833, 5011349, 6709547, 9306791, 22193117, 46966829, 65147537, 155351819, 288510521, 2019573647]

約数ペア:

[(1, 2019573647), (7, 288510521), (13, 155351819), (31, 65147537), (43, 46966829), (91, 22193117), (217, 9306791), (301, 6709547), (403, 5011349), (559, 3612833), (1333, 1515059), (2821, 715907), (3913, 516119), (9331, 216437), (16649, 121303), (17329, 116543)]