19669265

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1087}}^1$

素因数の和:1157

約数の個数: 32

約数和(自身を含む): 30081024

約数和(自身を除く): 10411759

約数列:

[1, 5, 7, 11, 35, 47, 55, 77, 235, 329, 385, 517, 1087, 1645, 2585, 3619, 5435, 7609, 11957, 18095, 38045, 51089, 59785, 83699, 255445, 357623, 418495, 561979, 1788115, 2809895, 3933853, 19669265]

約数ペア:

[(1, 19669265), (5, 3933853), (7, 2809895), (11, 1788115), (35, 561979), (47, 418495), (55, 357623), (77, 255445), (235, 83699), (329, 59785), (385, 51089), (517, 38045), (1087, 18095), (1645, 11957), (2585, 7609), (3619, 5435)]