20128199434

素因数分解:

$2^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{9521381}}^1$

素因数の和:9521541

約数の個数: 16

約数和(自身を含む): 34734001536

約数和(自身を除く): 14605802102

約数列:

[1, 2, 7, 14, 151, 302, 1057, 2114, 9521381, 19042762, 66649667, 133299334, 1437728531, 2875457062, 10064099717, 20128199434]

約数ペア:

[(1, 20128199434), (2, 10064099717), (7, 2875457062), (14, 1437728531), (151, 133299334), (302, 66649667), (1057, 19042762), (2114, 9521381)]