20173188

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:233

約数の個数: 96

約数和(自身を含む): 56885248

約数和(自身を除く): 36712060

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 61, 62, 84, 93, 122, 124, 127, 183, 186, 217, 244, 254, 366, 372, 381, 427, 434, 508, 651, 732, 762, 854, 868, 889, 1281, 1302, 1524, 1708, 1778, 1891, 2562, 2604, 2667, 3556, 3782, 3937, 5124, 5334, 5673, 7564, 7747, 7874, 10668, 11346, 11811, 13237, 15494, 15748, 22692, 23241, 23622, 26474, 27559, 30988, 39711, 46482, 47244, 52948, 54229, 55118, 79422, 82677, 92964, 108458, 110236, 158844, 162687, 165354, 216916, 240157, 325374, 330708, 480314, 650748, 720471, 960628, 1440942, 1681099, 2881884, 3362198, 5043297, 6724396, 10086594, 20173188]

約数ペア:

[(1, 20173188), (2, 10086594), (3, 6724396), (4, 5043297), (6, 3362198), (7, 2881884), (12, 1681099), (14, 1440942), (21, 960628), (28, 720471), (31, 650748), (42, 480314), (61, 330708), (62, 325374), (84, 240157), (93, 216916), (122, 165354), (124, 162687), (127, 158844), (183, 110236), (186, 108458), (217, 92964), (244, 82677), (254, 79422), (366, 55118), (372, 54229), (381, 52948), (427, 47244), (434, 46482), (508, 39711), (651, 30988), (732, 27559), (762, 26474), (854, 23622), (868, 23241), (889, 22692), (1281, 15748), (1302, 15494), (1524, 13237), (1708, 11811), (1778, 11346), (1891, 10668), (2562, 7874), (2604, 7747), (2667, 7564), (3556, 5673), (3782, 5334), (3937, 5124)]