19105588

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{983}}^1$

素因数の和:1143

約数の個数: 24

約数和(自身を含む): 34550208

約数和(自身を除く): 15444620

約数列:

[1, 2, 4, 43, 86, 113, 172, 226, 452, 983, 1966, 3932, 4859, 9718, 19436, 42269, 84538, 111079, 169076, 222158, 444316, 4776397, 9552794, 19105588]

約数ペア:

[(1, 19105588), (2, 9552794), (4, 4776397), (43, 444316), (86, 222158), (113, 169076), (172, 111079), (226, 84538), (452, 42269), (983, 19436), (1966, 9718), (3932, 4859)]