19912320722

素因数分解:

$2^1\times 7^1\times {\mathrm{677}}^1\times {\mathrm{2100899}}^1$

素因数の和:2101585

約数の個数: 16

約数和(自身を含む): 34185844800

約数和(自身を除く): 14273524078

約数列:

[1, 2, 7, 14, 677, 1354, 4739, 9478, 2100899, 4201798, 14706293, 29412586, 1422308623, 2844617246, 9956160361, 19912320722]

約数ペア:

[(1, 19912320722), (2, 9956160361), (7, 2844617246), (14, 1422308623), (677, 29412586), (1354, 14706293), (4739, 4201798), (9478, 2100899)]