19901632

素因数分解:

$2^6\times {\mathrm{149}}^1\times {\mathrm{2087}}^1$

素因数の和:2248

約数の個数: 28

約数和(自身を含む): 39776400

約数和(自身を除く): 19874768

約数列:

[1, 2, 4, 8, 16, 32, 64, 149, 298, 596, 1192, 2087, 2384, 4174, 4768, 8348, 9536, 16696, 33392, 66784, 133568, 310963, 621926, 1243852, 2487704, 4975408, 9950816, 19901632]

約数ペア:

[(1, 19901632), (2, 9950816), (4, 4975408), (8, 2487704), (16, 1243852), (32, 621926), (64, 310963), (149, 133568), (298, 66784), (596, 33392), (1192, 16696), (2087, 9536), (2384, 8348), (4174, 4768)]