20190495

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{2203}}^1$

素因数の和:2271

約数の個数: 32

約数和(自身を含む): 35546112

約数和(自身を除く): 15355617

約数列:

[1, 3, 5, 13, 15, 39, 47, 65, 141, 195, 235, 611, 705, 1833, 2203, 3055, 6609, 9165, 11015, 28639, 33045, 85917, 103541, 143195, 310623, 429585, 517705, 1346033, 1553115, 4038099, 6730165, 20190495]

約数ペア:

[(1, 20190495), (3, 6730165), (5, 4038099), (13, 1553115), (15, 1346033), (39, 517705), (47, 429585), (65, 310623), (141, 143195), (195, 103541), (235, 85917), (611, 33045), (705, 28639), (1833, 11015), (2203, 9165), (3055, 6609)]