19155241

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{2153}}^1$

素因数の和:2232

約数の個数: 16

約数和(自身を含む): 23159808

約数和(自身を除く): 4004567

約数列:

[1, 7, 31, 41, 217, 287, 1271, 2153, 8897, 15071, 66743, 88273, 467201, 617911, 2736463, 19155241]

約数ペア:

[(1, 19155241), (7, 2736463), (31, 617911), (41, 467201), (217, 88273), (287, 66743), (1271, 15071), (2153, 8897)]