20899776

素因数分解:

$2^6\times 3^1\times {\mathrm{199}}^1\times {\mathrm{547}}^1$

素因数の和:761

約数の個数: 56

約数和(自身を含む): 55676800

約数和(自身を除く): 34777024

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 192, 199, 398, 547, 597, 796, 1094, 1194, 1592, 1641, 2188, 2388, 3184, 3282, 4376, 4776, 6368, 6564, 8752, 9552, 12736, 13128, 17504, 19104, 26256, 35008, 38208, 52512, 105024, 108853, 217706, 326559, 435412, 653118, 870824, 1306236, 1741648, 2612472, 3483296, 5224944, 6966592, 10449888, 20899776]

約数ペア:

[(1, 20899776), (2, 10449888), (3, 6966592), (4, 5224944), (6, 3483296), (8, 2612472), (12, 1741648), (16, 1306236), (24, 870824), (32, 653118), (48, 435412), (64, 326559), (96, 217706), (192, 108853), (199, 105024), (398, 52512), (547, 38208), (597, 35008), (796, 26256), (1094, 19104), (1194, 17504), (1592, 13128), (1641, 12736), (2188, 9552), (2388, 8752), (3184, 6564), (3282, 6368), (4376, 4776)]