19206124

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{257}}^1$

素因数の和:442

約数の個数: 48

約数和(自身を含む): 41090112

約数和(自身を除く): 21883988

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 157, 238, 257, 314, 476, 514, 628, 1028, 1099, 1799, 2198, 2669, 3598, 4369, 4396, 5338, 7196, 8738, 10676, 17476, 18683, 30583, 37366, 40349, 61166, 74732, 80698, 122332, 161396, 282443, 564886, 685933, 1129772, 1371866, 2743732, 4801531, 9603062, 19206124]

約数ペア:

[(1, 19206124), (2, 9603062), (4, 4801531), (7, 2743732), (14, 1371866), (17, 1129772), (28, 685933), (34, 564886), (68, 282443), (119, 161396), (157, 122332), (238, 80698), (257, 74732), (314, 61166), (476, 40349), (514, 37366), (628, 30583), (1028, 18683), (1099, 17476), (1799, 10676), (2198, 8738), (2669, 7196), (3598, 5338), (4369, 4396)]