19789042

素因数分解:

$2^1\times 7^4\times {\mathrm{13}}^1\times {\mathrm{317}}^1$

素因数の和:360

約数の個数: 40

約数和(自身を含む): 37410156

約数和(自身を除く): 17621114

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 182, 317, 343, 634, 637, 686, 1274, 2219, 2401, 4121, 4438, 4459, 4802, 8242, 8918, 15533, 28847, 31066, 31213, 57694, 62426, 108731, 201929, 217462, 403858, 761117, 1413503, 1522234, 2827006, 9894521, 19789042]

約数ペア:

[(1, 19789042), (2, 9894521), (7, 2827006), (13, 1522234), (14, 1413503), (26, 761117), (49, 403858), (91, 217462), (98, 201929), (182, 108731), (317, 62426), (343, 57694), (634, 31213), (637, 31066), (686, 28847), (1274, 15533), (2219, 8918), (2401, 8242), (4121, 4802), (4438, 4459)]