19312804

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{16823}}^1$

素因数の和:16875

約数の個数: 24

約数和(自身を含む): 39570048

約数和(自身を除く): 20257244

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 16823, 33646, 67292, 117761, 235522, 471044, 689743, 1379486, 2758972, 4828201, 9656402, 19312804]

約数ペア:

[(1, 19312804), (2, 9656402), (4, 4828201), (7, 2758972), (14, 1379486), (28, 689743), (41, 471044), (82, 235522), (164, 117761), (287, 67292), (574, 33646), (1148, 16823)]