20645039745

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41707151}}^1$

素因数の和:41707173

約数の個数: 24

約数和(自身を含む): 39037894272

約数和(自身を除く): 18392854527

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 495, 41707151, 125121453, 208535755, 375364359, 458778661, 625607265, 1376335983, 1876821795, 2293893305, 4129007949, 6881679915, 20645039745]

約数ペア:

[(1, 20645039745), (3, 6881679915), (5, 4129007949), (9, 2293893305), (11, 1876821795), (15, 1376335983), (33, 625607265), (45, 458778661), (55, 375364359), (99, 208535755), (165, 125121453), (495, 41707151)]