17919891088

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{456581}}^1$

素因数の和:456823

約数の個数: 40

約数和(自身を含む): 38046064896

約数和(自身を除く): 20126173808

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 223, 446, 892, 1784, 2453, 3568, 4906, 9812, 19624, 39248, 456581, 913162, 1826324, 3652648, 5022391, 7305296, 10044782, 20089564, 40179128, 80358256, 101817563, 203635126, 407270252, 814540504, 1119993193, 1629081008, 2239986386, 4479972772, 8959945544, 17919891088]

約数ペア:

[(1, 17919891088), (2, 8959945544), (4, 4479972772), (8, 2239986386), (11, 1629081008), (16, 1119993193), (22, 814540504), (44, 407270252), (88, 203635126), (176, 101817563), (223, 80358256), (446, 40179128), (892, 20089564), (1784, 10044782), (2453, 7305296), (3568, 5022391), (4906, 3652648), (9812, 1826324), (19624, 913162), (39248, 456581)]