18237952

素因数分解:

$2^9\times {\mathrm{179}}^1\times {\mathrm{199}}^1$

素因数の和:396

約数の個数: 40

約数和(自身を含む): 36828000

約数和(自身を除く): 18590048

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 179, 199, 256, 358, 398, 512, 716, 796, 1432, 1592, 2864, 3184, 5728, 6368, 11456, 12736, 22912, 25472, 35621, 45824, 50944, 71242, 91648, 101888, 142484, 284968, 569936, 1139872, 2279744, 4559488, 9118976, 18237952]

約数ペア:

[(1, 18237952), (2, 9118976), (4, 4559488), (8, 2279744), (16, 1139872), (32, 569936), (64, 284968), (128, 142484), (179, 101888), (199, 91648), (256, 71242), (358, 50944), (398, 45824), (512, 35621), (716, 25472), (796, 22912), (1432, 12736), (1592, 11456), (2864, 6368), (3184, 5728)]