19541795

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1481}}^1$

素因数の和:1535

約数の個数: 32

約数和(自身を含む): 29877120

約数和(自身を除く): 10335325

約数列:

[1, 5, 7, 13, 29, 35, 65, 91, 145, 203, 377, 455, 1015, 1481, 1885, 2639, 7405, 10367, 13195, 19253, 42949, 51835, 96265, 134771, 214745, 300643, 558337, 673855, 1503215, 2791685, 3908359, 19541795]

約数ペア:

[(1, 19541795), (5, 3908359), (7, 2791685), (13, 1503215), (29, 673855), (35, 558337), (65, 300643), (91, 214745), (145, 134771), (203, 96265), (377, 51835), (455, 42949), (1015, 19253), (1481, 13195), (1885, 10367), (2639, 7405)]