19158868

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{367}}^1\times {\mathrm{421}}^1$

素因数の和:823

約数の個数: 24

約数和(自身を含む): 34786304

約数和(自身を除く): 15627436

約数列:

[1, 2, 4, 31, 62, 124, 367, 421, 734, 842, 1468, 1684, 11377, 13051, 22754, 26102, 45508, 52204, 154507, 309014, 618028, 4789717, 9579434, 19158868]

約数ペア:

[(1, 19158868), (2, 9579434), (4, 4789717), (31, 618028), (62, 309014), (124, 154507), (367, 52204), (421, 45508), (734, 26102), (842, 22754), (1468, 13051), (1684, 11377)]