16399864

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2221}}^1$

素因数の和:2311

約数の個数: 32

約数和(自身を含む): 33596640

約数和(自身を除く): 17196776

約数列:

[1, 2, 4, 8, 13, 26, 52, 71, 104, 142, 284, 568, 923, 1846, 2221, 3692, 4442, 7384, 8884, 17768, 28873, 57746, 115492, 157691, 230984, 315382, 630764, 1261528, 2049983, 4099966, 8199932, 16399864]

約数ペア:

[(1, 16399864), (2, 8199932), (4, 4099966), (8, 2049983), (13, 1261528), (26, 630764), (52, 315382), (71, 230984), (104, 157691), (142, 115492), (284, 57746), (568, 28873), (923, 17768), (1846, 8884), (2221, 7384), (3692, 4442)]