20099584

素因数分解:

$2^9\times {\mathrm{37}}^1\times {\mathrm{1061}}^1$

素因数の和:1116

約数の個数: 40

約数和(自身を含む): 41284188

約数和(自身を除く): 21184604

約数列:

[1, 2, 4, 8, 16, 32, 37, 64, 74, 128, 148, 256, 296, 512, 592, 1061, 1184, 2122, 2368, 4244, 4736, 8488, 9472, 16976, 18944, 33952, 39257, 67904, 78514, 135808, 157028, 271616, 314056, 543232, 628112, 1256224, 2512448, 5024896, 10049792, 20099584]

約数ペア:

[(1, 20099584), (2, 10049792), (4, 5024896), (8, 2512448), (16, 1256224), (32, 628112), (37, 543232), (64, 314056), (74, 271616), (128, 157028), (148, 135808), (256, 78514), (296, 67904), (512, 39257), (592, 33952), (1061, 18944), (1184, 16976), (2122, 9472), (2368, 8488), (4244, 4736)]