17920384

素因数分解:

$2^7\times {\mathrm{191}}^1\times {\mathrm{733}}^1$

素因数の和:938

約数の個数: 32

約数和(自身を含む): 35936640

約数和(自身を除く): 18016256

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 191, 382, 733, 764, 1466, 1528, 2932, 3056, 5864, 6112, 11728, 12224, 23456, 24448, 46912, 93824, 140003, 280006, 560012, 1120024, 2240048, 4480096, 8960192, 17920384]

約数ペア:

[(1, 17920384), (2, 8960192), (4, 4480096), (8, 2240048), (16, 1120024), (32, 560012), (64, 280006), (128, 140003), (191, 93824), (382, 46912), (733, 24448), (764, 23456), (1466, 12224), (1528, 11728), (2932, 6112), (3056, 5864)]