2019223843

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{31121}}^1$

素因数の和:31195

約数の個数: 32

約数和(自身を含む): 2676989952

約数和(自身を除く): 657766109

約数列:

[1, 7, 13, 23, 31, 91, 161, 217, 299, 403, 713, 2093, 2821, 4991, 9269, 31121, 64883, 217847, 404573, 715783, 964751, 2832011, 5010481, 6753257, 9305179, 12541763, 22189273, 65136253, 87792341, 155324911, 288460549, 2019223843]

約数ペア:

[(1, 2019223843), (7, 288460549), (13, 155324911), (23, 87792341), (31, 65136253), (91, 22189273), (161, 12541763), (217, 9305179), (299, 6753257), (403, 5010481), (713, 2832011), (2093, 964751), (2821, 715783), (4991, 404573), (9269, 217847), (31121, 64883)]