20899488

素因数分解:

$2^5\times 3^1\times {\mathrm{29}}^1\times {\mathrm{7507}}^1$

素因数の和:7549

約数の個数: 48

約数和(自身を含む): 56760480

約数和(自身を除く): 35860992

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 32, 48, 58, 87, 96, 116, 174, 232, 348, 464, 696, 928, 1392, 2784, 7507, 15014, 22521, 30028, 45042, 60056, 90084, 120112, 180168, 217703, 240224, 360336, 435406, 653109, 720672, 870812, 1306218, 1741624, 2612436, 3483248, 5224872, 6966496, 10449744, 20899488]

約数ペア:

[(1, 20899488), (2, 10449744), (3, 6966496), (4, 5224872), (6, 3483248), (8, 2612436), (12, 1741624), (16, 1306218), (24, 870812), (29, 720672), (32, 653109), (48, 435406), (58, 360336), (87, 240224), (96, 217703), (116, 180168), (174, 120112), (232, 90084), (348, 60056), (464, 45042), (696, 30028), (928, 22521), (1392, 15014), (2784, 7507)]