19850272

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{47717}}^1$

素因数の和:47740

約数の個数: 24

約数和(自身を含む): 42087276

約数和(自身を除く): 22237004

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 47717, 95434, 190868, 381736, 620321, 763472, 1240642, 1526944, 2481284, 4962568, 9925136, 19850272]

約数ペア:

[(1, 19850272), (2, 9925136), (4, 4962568), (8, 2481284), (13, 1526944), (16, 1240642), (26, 763472), (32, 620321), (52, 381736), (104, 190868), (208, 95434), (416, 47717)]