19280457584

素因数分解:

$2^4\times {\mathrm{65809}}^1\times {\mathrm{18311}}^1$

素因数の和:84128

約数の個数: 20

約数和(自身を含む): 37358494320

約数和(自身を除く): 18078036736

約数列:

[1, 2, 4, 8, 16, 18311, 36622, 65809, 73244, 131618, 146488, 263236, 292976, 526472, 1052944, 1205028599, 2410057198, 4820114396, 9640228792, 19280457584]

約数ペア:

[(1, 19280457584), (2, 9640228792), (4, 4820114396), (8, 2410057198), (16, 1205028599), (18311, 1052944), (36622, 526472), (65809, 292976), (73244, 263236), (131618, 146488)]