20174895972

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{250969}}^1$

素因数の和:251026

約数の個数: 144

約数和(自身を含む): 65774217600

約数和(自身を除く): 45599321628

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 29, 33, 36, 42, 44, 58, 63, 66, 77, 84, 87, 99, 116, 126, 132, 154, 174, 198, 203, 231, 252, 261, 308, 319, 348, 396, 406, 462, 522, 609, 638, 693, 812, 924, 957, 1044, 1218, 1276, 1386, 1827, 1914, 2233, 2436, 2772, 2871, 3654, 3828, 4466, 5742, 6699, 7308, 8932, 11484, 13398, 20097, 26796, 40194, 80388, 250969, 501938, 752907, 1003876, 1505814, 1756783, 2258721, 2760659, 3011628, 3513566, 4517442, 5270349, 5521318, 7027132, 7278101, 8281977, 9034884, 10540698, 11042636, 14556202, 15811047, 16563954, 19324613, 21081396, 21834303, 24845931, 29112404, 31622094, 33127908, 38649226, 43668606, 49691862, 50946707, 57973839, 63244188, 65502909, 77298452, 80059111, 87337212, 99383724, 101893414, 115947678, 131005818, 152840121, 160118222, 173921517, 203786828, 231895356, 240177333, 262011636, 305680242, 320236444, 347843034, 458520363, 480354666, 560413777, 611360484, 695686068, 720531999, 917040726, 960709332, 1120827554, 1441063998, 1681241331, 1834081452, 2241655108, 2882127996, 3362482662, 5043723993, 6724965324, 10087447986, 20174895972]

約数ペア:

[(1, 20174895972), (2, 10087447986), (3, 6724965324), (4, 5043723993), (6, 3362482662), (7, 2882127996), (9, 2241655108), (11, 1834081452), (12, 1681241331), (14, 1441063998), (18, 1120827554), (21, 960709332), (22, 917040726), (28, 720531999), (29, 695686068), (33, 611360484), (36, 560413777), (42, 480354666), (44, 458520363), (58, 347843034), (63, 320236444), (66, 305680242), (77, 262011636), (84, 240177333), (87, 231895356), (99, 203786828), (116, 173921517), (126, 160118222), (132, 152840121), (154, 131005818), (174, 115947678), (198, 101893414), (203, 99383724), (231, 87337212), (252, 80059111), (261, 77298452), (308, 65502909), (319, 63244188), (348, 57973839), (396, 50946707), (406, 49691862), (462, 43668606), (522, 38649226), (609, 33127908), (638, 31622094), (693, 29112404), (812, 24845931), (924, 21834303), (957, 21081396), (1044, 19324613), (1218, 16563954), (1276, 15811047), (1386, 14556202), (1827, 11042636), (1914, 10540698), (2233, 9034884), (2436, 8281977), (2772, 7278101), (2871, 7027132), (3654, 5521318), (3828, 5270349), (4466, 4517442), (5742, 3513566), (6699, 3011628), (7308, 2760659), (8932, 2258721), (11484, 1756783), (13398, 1505814), (20097, 1003876), (26796, 752907), (40194, 501938), (80388, 250969)]