19989522

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{158647}}^1$

素因数の和:158662

約数の個数: 24

約数和(自身を含む): 49498176

約数和(自身を除く): 29508654

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 158647, 317294, 475941, 951882, 1110529, 1427823, 2221058, 2855646, 3331587, 6663174, 9994761, 19989522]

約数ペア:

[(1, 19989522), (2, 9994761), (3, 6663174), (6, 3331587), (7, 2855646), (9, 2221058), (14, 1427823), (18, 1110529), (21, 951882), (42, 475941), (63, 317294), (126, 158647)]