19139055

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1609}}^1$

素因数の和:1691

約数の個数: 32

約数和(自身を含む): 33539520

約数和(自身を除く): 14400465

約数列:

[1, 3, 5, 13, 15, 39, 61, 65, 183, 195, 305, 793, 915, 1609, 2379, 3965, 4827, 8045, 11895, 20917, 24135, 62751, 98149, 104585, 294447, 313755, 490745, 1275937, 1472235, 3827811, 6379685, 19139055]

約数ペア:

[(1, 19139055), (3, 6379685), (5, 3827811), (13, 1472235), (15, 1275937), (39, 490745), (61, 313755), (65, 294447), (183, 104585), (195, 98149), (305, 62751), (793, 24135), (915, 20917), (1609, 11895), (2379, 8045), (3965, 4827)]