20134408

素因数分解:

$2^3\times 7^1\times {\mathrm{257}}^1\times {\mathrm{1399}}^1$

素因数の和:1669

約数の個数: 32

約数和(自身を含む): 43344000

約数和(自身を除く): 23209592

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 257, 514, 1028, 1399, 1799, 2056, 2798, 3598, 5596, 7196, 9793, 11192, 14392, 19586, 39172, 78344, 359543, 719086, 1438172, 2516801, 2876344, 5033602, 10067204, 20134408]

約数ペア:

[(1, 20134408), (2, 10067204), (4, 5033602), (7, 2876344), (8, 2516801), (14, 1438172), (28, 719086), (56, 359543), (257, 78344), (514, 39172), (1028, 19586), (1399, 14392), (1799, 11192), (2056, 9793), (2798, 7196), (3598, 5596)]