17991728

素因数分解:

$2^4\times {\mathrm{487}}^1\times {\mathrm{2309}}^1$

素因数の和:2804

約数の個数: 20

約数和(自身を含む): 34945680

約数和(自身を除く): 16953952

約数列:

[1, 2, 4, 8, 16, 487, 974, 1948, 2309, 3896, 4618, 7792, 9236, 18472, 36944, 1124483, 2248966, 4497932, 8995864, 17991728]

約数ペア:

[(1, 17991728), (2, 8995864), (4, 4497932), (8, 2248966), (16, 1124483), (487, 36944), (974, 18472), (1948, 9236), (2309, 7792), (3896, 4618)]