20172620195

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{943307}}^1$

素因数の和:943379

約数の個数: 32

約数和(自身を含む): 30427342848

約数和(自身を除く): 10254722653

約数列:

[1, 5, 7, 13, 35, 47, 65, 91, 235, 329, 455, 611, 1645, 3055, 4277, 21385, 943307, 4716535, 6603149, 12262991, 33015745, 44335429, 61314955, 85840937, 221677145, 310348003, 429204685, 576360577, 1551740015, 2881802885, 4034524039, 20172620195]

約数ペア:

[(1, 20172620195), (5, 4034524039), (7, 2881802885), (13, 1551740015), (35, 576360577), (47, 429204685), (65, 310348003), (91, 221677145), (235, 85840937), (329, 61314955), (455, 44335429), (611, 33015745), (1645, 12262991), (3055, 6603149), (4277, 4716535), (21385, 943307)]