19792768

素因数分解:

$2^7\times {\mathrm{101}}^1\times {\mathrm{1531}}^1$

素因数の和:1646

約数の個数: 32

約数和(自身を含む): 39847320

約数和(自身を除く): 20054552

約数列:

[1, 2, 4, 8, 16, 32, 64, 101, 128, 202, 404, 808, 1531, 1616, 3062, 3232, 6124, 6464, 12248, 12928, 24496, 48992, 97984, 154631, 195968, 309262, 618524, 1237048, 2474096, 4948192, 9896384, 19792768]

約数ペア:

[(1, 19792768), (2, 9896384), (4, 4948192), (8, 2474096), (16, 1237048), (32, 618524), (64, 309262), (101, 195968), (128, 154631), (202, 97984), (404, 48992), (808, 24496), (1531, 12928), (1616, 12248), (3062, 6464), (3232, 6124)]