19850368

素因数分解:

$2^7\times {\mathrm{155081}}^1$

素因数の和:155095

約数の個数: 16

約数和(自身を含む): 39545910

約数和(自身を除く): 19695542

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 155081, 310162, 620324, 1240648, 2481296, 4962592, 9925184, 19850368]

約数ペア:

[(1, 19850368), (2, 9925184), (4, 4962592), (8, 2481296), (16, 1240648), (32, 620324), (64, 310162), (128, 155081)]