19285712

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{9491}}^1$

素因数の和:9626

約数の個数: 20

約数和(自身を含む): 37664256

約数和(自身を除く): 18378544

約数列:

[1, 2, 4, 8, 16, 127, 254, 508, 1016, 2032, 9491, 18982, 37964, 75928, 151856, 1205357, 2410714, 4821428, 9642856, 19285712]

約数ペア:

[(1, 19285712), (2, 9642856), (4, 4821428), (8, 2410714), (16, 1205357), (127, 151856), (254, 75928), (508, 37964), (1016, 18982), (2032, 9491)]