18799683860

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{8784899}}^1$

素因数の和:8785015

約数の個数: 24

約数和(自身を含む): 39848306400

約数和(自身を除く): 21048622540

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 8784899, 17569798, 35139596, 43924495, 87848990, 175697980, 939984193, 1879968386, 3759936772, 4699920965, 9399841930, 18799683860]

約数ペア:

[(1, 18799683860), (2, 9399841930), (4, 4699920965), (5, 3759936772), (10, 1879968386), (20, 939984193), (107, 175697980), (214, 87848990), (428, 43924495), (535, 35139596), (1070, 17569798), (2140, 8784899)]