20001551437

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1\times {\mathrm{5879}}^1$

素因数の和:6145

約数の個数: 32

約数和(自身を含む): 23843635200

約数和(自身を除く): 3842083763

約数列:

[1, 7, 43, 89, 127, 301, 623, 889, 3827, 5461, 5879, 11303, 26789, 38227, 41153, 79121, 252797, 486029, 523231, 746633, 1769579, 3402203, 3662617, 5226431, 22498933, 32105219, 66450337, 157492531, 224736533, 465152359, 2857364491, 20001551437]

約数ペア:

[(1, 20001551437), (7, 2857364491), (43, 465152359), (89, 224736533), (127, 157492531), (301, 66450337), (623, 32105219), (889, 22498933), (3827, 5226431), (5461, 3662617), (5879, 3402203), (11303, 1769579), (26789, 746633), (38227, 523231), (41153, 486029), (79121, 252797)]