20453060719

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{617}}^1\times {\mathrm{4093}}^1$

素因数の和:4819

約数の個数: 32

約数和(自身を含む): 25503327360

約数和(自身を除く): 5050266641

約数列:

[1, 7, 13, 89, 91, 617, 623, 1157, 4093, 4319, 8021, 8099, 28651, 53209, 54913, 56147, 364277, 372463, 384391, 713869, 2525381, 2549939, 4735601, 4997083, 17677667, 32829953, 33149207, 224758909, 229809671, 1573312363, 2921865817, 20453060719]

約数ペア:

[(1, 20453060719), (7, 2921865817), (13, 1573312363), (89, 229809671), (91, 224758909), (617, 33149207), (623, 32829953), (1157, 17677667), (4093, 4997083), (4319, 4735601), (8021, 2549939), (8099, 2525381), (28651, 713869), (53209, 384391), (54913, 372463), (56147, 364277)]