20189781208

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1\times {\mathrm{239}}^1$

素因数の和:505

約数の個数: 128

約数和(自身を含む): 41150592000

約数和(自身を除く): 20960810792

約数列:

[1, 2, 4, 8, 29, 41, 58, 82, 83, 107, 116, 164, 166, 214, 232, 239, 328, 332, 428, 478, 664, 856, 956, 1189, 1912, 2378, 2407, 3103, 3403, 4387, 4756, 4814, 6206, 6806, 6931, 8774, 8881, 9512, 9628, 9799, 12412, 13612, 13862, 17548, 17762, 19256, 19598, 19837, 24824, 25573, 27224, 27724, 35096, 35524, 39196, 39674, 51146, 55448, 71048, 78392, 79348, 98687, 102292, 127223, 158696, 197374, 204584, 254446, 257549, 284171, 364121, 394748, 508892, 515098, 568342, 575273, 728242, 741617, 789496, 813317, 1017784, 1030196, 1048493, 1136684, 1150546, 1456484, 1483234, 1626634, 2060392, 2096986, 2122559, 2273368, 2301092, 2912968, 2966468, 3253268, 4193972, 4245118, 4602184, 5932936, 6506536, 8387944, 8490236, 10559509, 16980472, 21119018, 23586193, 30406297, 42238036, 47172386, 60812594, 61554211, 84476072, 87024919, 94344772, 121625188, 123108422, 174049838, 188689544, 243250376, 246216844, 348099676, 492433688, 696199352, 2523722651, 5047445302, 10094890604, 20189781208]

約数ペア:

[(1, 20189781208), (2, 10094890604), (4, 5047445302), (8, 2523722651), (29, 696199352), (41, 492433688), (58, 348099676), (82, 246216844), (83, 243250376), (107, 188689544), (116, 174049838), (164, 123108422), (166, 121625188), (214, 94344772), (232, 87024919), (239, 84476072), (328, 61554211), (332, 60812594), (428, 47172386), (478, 42238036), (664, 30406297), (856, 23586193), (956, 21119018), (1189, 16980472), (1912, 10559509), (2378, 8490236), (2407, 8387944), (3103, 6506536), (3403, 5932936), (4387, 4602184), (4756, 4245118), (4814, 4193972), (6206, 3253268), (6806, 2966468), (6931, 2912968), (8774, 2301092), (8881, 2273368), (9512, 2122559), (9628, 2096986), (9799, 2060392), (12412, 1626634), (13612, 1483234), (13862, 1456484), (17548, 1150546), (17762, 1136684), (19256, 1048493), (19598, 1030196), (19837, 1017784), (24824, 813317), (25573, 789496), (27224, 741617), (27724, 728242), (35096, 575273), (35524, 568342), (39196, 515098), (39674, 508892), (51146, 394748), (55448, 364121), (71048, 284171), (78392, 257549), (79348, 254446), (98687, 204584), (102292, 197374), (127223, 158696)]