20179224513

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{49993}}^1$

素因数の和:50198

約数の個数: 48

約数和(自身を含む): 34315881600

約数和(自身を除く): 14136657087

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 149, 301, 387, 447, 903, 1043, 1341, 2709, 3129, 6407, 9387, 19221, 44849, 49993, 57663, 134547, 149979, 349951, 403641, 449937, 1049853, 2149699, 3149559, 6449097, 7448957, 15047893, 19347291, 22346871, 45143679, 52142699, 67040613, 135431037, 156428097, 320305151, 469284291, 960915453, 2242136057, 2882746359, 6726408171, 20179224513]

約数ペア:

[(1, 20179224513), (3, 6726408171), (7, 2882746359), (9, 2242136057), (21, 960915453), (43, 469284291), (63, 320305151), (129, 156428097), (149, 135431037), (301, 67040613), (387, 52142699), (447, 45143679), (903, 22346871), (1043, 19347291), (1341, 15047893), (2709, 7448957), (3129, 6449097), (6407, 3149559), (9387, 2149699), (19221, 1049853), (44849, 449937), (49993, 403641), (57663, 349951), (134547, 149979)]