138972464

素因数分解:

$2^4\times {\mathrm{881}}^1\times {\mathrm{9859}}^1$

素因数の和:10748

約数の個数: 20

約数和(自身を含む): 269592120

約数和(自身を除く): 130619656

約数列:

[1, 2, 4, 8, 16, 881, 1762, 3524, 7048, 9859, 14096, 19718, 39436, 78872, 157744, 8685779, 17371558, 34743116, 69486232, 138972464]

約数ペア:

[(1, 138972464), (2, 69486232), (4, 34743116), (8, 17371558), (16, 8685779), (881, 157744), (1762, 78872), (3524, 39436), (7048, 19718), (9859, 14096)]