18697747528

素因数分解:

$2^3\times {\mathrm{107}}^1\times {\mathrm{197}}^1\times {\mathrm{110879}}^1$

素因数の和:111189

約数の個数: 32

約数和(自身を含む): 35565868800

約数和(自身を除く): 16868121272

約数列:

[1, 2, 4, 8, 107, 197, 214, 394, 428, 788, 856, 1576, 21079, 42158, 84316, 110879, 168632, 221758, 443516, 887032, 11864053, 21843163, 23728106, 43686326, 47456212, 87372652, 94912424, 174745304, 2337218441, 4674436882, 9348873764, 18697747528]

約数ペア:

[(1, 18697747528), (2, 9348873764), (4, 4674436882), (8, 2337218441), (107, 174745304), (197, 94912424), (214, 87372652), (394, 47456212), (428, 43686326), (788, 23728106), (856, 21843163), (1576, 11864053), (21079, 887032), (42158, 443516), (84316, 221758), (110879, 168632)]