20409744

素因数分解:

$2^4\times 3^1\times {\mathrm{449}}^1\times {\mathrm{947}}^1$

素因数の和:1407

約数の個数: 40

約数和(自身を含む): 52898400

約数和(自身を除く): 32488656

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 449, 898, 947, 1347, 1796, 1894, 2694, 2841, 3592, 3788, 5388, 5682, 7184, 7576, 10776, 11364, 15152, 21552, 22728, 45456, 425203, 850406, 1275609, 1700812, 2551218, 3401624, 5102436, 6803248, 10204872, 20409744]

約数ペア:

[(1, 20409744), (2, 10204872), (3, 6803248), (4, 5102436), (6, 3401624), (8, 2551218), (12, 1700812), (16, 1275609), (24, 850406), (48, 425203), (449, 45456), (898, 22728), (947, 21552), (1347, 15152), (1796, 11364), (1894, 10776), (2694, 7576), (2841, 7184), (3592, 5682), (3788, 5388)]