19990164

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:193

約数の個数: 96

約数和(自身を含む): 53222400

約数和(自身を除く): 33232236

約数列:

[1, 2, 3, 4, 6, 12, 17, 29, 31, 34, 51, 58, 62, 68, 87, 93, 102, 109, 116, 124, 174, 186, 204, 218, 327, 348, 372, 436, 493, 527, 654, 899, 986, 1054, 1308, 1479, 1581, 1798, 1853, 1972, 2108, 2697, 2958, 3161, 3162, 3379, 3596, 3706, 5394, 5559, 5916, 6322, 6324, 6758, 7412, 9483, 10137, 10788, 11118, 12644, 13516, 15283, 18966, 20274, 22236, 30566, 37932, 40548, 45849, 53737, 57443, 61132, 91698, 97991, 107474, 114886, 161211, 172329, 183396, 195982, 214948, 229772, 293973, 322422, 344658, 391964, 587946, 644844, 689316, 1175892, 1665847, 3331694, 4997541, 6663388, 9995082, 19990164]

約数ペア:

[(1, 19990164), (2, 9995082), (3, 6663388), (4, 4997541), (6, 3331694), (12, 1665847), (17, 1175892), (29, 689316), (31, 644844), (34, 587946), (51, 391964), (58, 344658), (62, 322422), (68, 293973), (87, 229772), (93, 214948), (102, 195982), (109, 183396), (116, 172329), (124, 161211), (174, 114886), (186, 107474), (204, 97991), (218, 91698), (327, 61132), (348, 57443), (372, 53737), (436, 45849), (493, 40548), (527, 37932), (654, 30566), (899, 22236), (986, 20274), (1054, 18966), (1308, 15283), (1479, 13516), (1581, 12644), (1798, 11118), (1853, 10788), (1972, 10137), (2108, 9483), (2697, 7412), (2958, 6758), (3161, 6324), (3162, 6322), (3379, 5916), (3596, 5559), (3706, 5394)]