20911808

素因数分解:

$2^6\times {\mathrm{37}}^1\times {\mathrm{8831}}^1$

素因数の和:8880

約数の個数: 28

約数和(自身を含む): 42623232

約数和(自身を除く): 21711424

約数列:

[1, 2, 4, 8, 16, 32, 37, 64, 74, 148, 296, 592, 1184, 2368, 8831, 17662, 35324, 70648, 141296, 282592, 326747, 565184, 653494, 1306988, 2613976, 5227952, 10455904, 20911808]

約数ペア:

[(1, 20911808), (2, 10455904), (4, 5227952), (8, 2613976), (16, 1306988), (32, 653494), (37, 565184), (64, 326747), (74, 282592), (148, 141296), (296, 70648), (592, 35324), (1184, 17662), (2368, 8831)]