19211624

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{263}}^1\times {\mathrm{397}}^1$

素因数の和:689

約数の個数: 32

約数和(自身を含む): 37825920

約数和(自身を除く): 18614296

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 263, 397, 526, 794, 1052, 1588, 2104, 3176, 6049, 9131, 12098, 18262, 24196, 36524, 48392, 73048, 104411, 208822, 417644, 835288, 2401453, 4802906, 9605812, 19211624]

約数ペア:

[(1, 19211624), (2, 9605812), (4, 4802906), (8, 2401453), (23, 835288), (46, 417644), (92, 208822), (184, 104411), (263, 73048), (397, 48392), (526, 36524), (794, 24196), (1052, 18262), (1588, 12098), (2104, 9131), (3176, 6049)]