20171112496

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{17756261}}^1$

素因数の和:17756340

約数の個数: 20

約数和(自身を含む): 39631976784

約数和(自身を除く): 19460864288

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 17756261, 35512522, 71025044, 142050088, 284100176, 1260694531, 2521389062, 5042778124, 10085556248, 20171112496]

約数ペア:

[(1, 20171112496), (2, 10085556248), (4, 5042778124), (8, 2521389062), (16, 1260694531), (71, 284100176), (142, 142050088), (284, 71025044), (568, 35512522), (1136, 17756261)]