19907048

素因数分解:

$2^3\times 7^1\times {\mathrm{355483}}^1$

素因数の和:355496

約数の個数: 16

約数和(自身を含む): 42658080

約数和(自身を除く): 22751032

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 355483, 710966, 1421932, 2488381, 2843864, 4976762, 9953524, 19907048]

約数ペア:

[(1, 19907048), (2, 9953524), (4, 4976762), (7, 2843864), (8, 2488381), (14, 1421932), (28, 710966), (56, 355483)]