198865742

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{111347}}^1$

素因数の和:111415

約数の個数: 16

約数和(自身を含む): 320682240

約数和(自身を除く): 121816498

約数列:

[1, 2, 19, 38, 47, 94, 893, 1786, 111347, 222694, 2115593, 4231186, 5233309, 10466618, 99432871, 198865742]

約数ペア:

[(1, 198865742), (2, 99432871), (19, 10466618), (38, 5233309), (47, 4231186), (94, 2115593), (893, 222694), (1786, 111347)]