20585540178

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{659}}^1\times {\mathrm{3593}}^1$

素因数の和:4293

約数の個数: 128

約数和(自身を含む): 54651801600

約数和(自身を除く): 34066261422

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 27, 42, 46, 54, 63, 69, 126, 138, 161, 189, 207, 322, 378, 414, 483, 621, 659, 966, 1242, 1318, 1449, 1977, 2898, 3593, 3954, 4347, 4613, 5931, 7186, 8694, 9226, 10779, 11862, 13839, 15157, 17793, 21558, 25151, 27678, 30314, 32337, 35586, 41517, 45471, 50302, 64674, 75453, 82639, 83034, 90942, 97011, 106099, 124551, 136413, 150906, 165278, 194022, 212198, 226359, 247917, 249102, 272826, 318297, 409239, 452718, 495834, 578473, 636594, 679077, 743751, 818478, 954891, 1156946, 1358154, 1487502, 1735419, 1909782, 2231253, 2367787, 2864673, 3470838, 4462506, 4735574, 5206257, 5729346, 7103361, 10412514, 14206722, 15618771, 16574509, 21310083, 31237542, 33149018, 42620166, 49723527, 54459101, 63930249, 99447054, 108918202, 127860498, 149170581, 163377303, 298341162, 326754606, 381213707, 447511743, 490131909, 762427414, 895023486, 980263818, 1143641121, 1470395727, 2287282242, 2940791454, 3430923363, 6861846726, 10292770089, 20585540178]

約数ペア:

[(1, 20585540178), (2, 10292770089), (3, 6861846726), (6, 3430923363), (7, 2940791454), (9, 2287282242), (14, 1470395727), (18, 1143641121), (21, 980263818), (23, 895023486), (27, 762427414), (42, 490131909), (46, 447511743), (54, 381213707), (63, 326754606), (69, 298341162), (126, 163377303), (138, 149170581), (161, 127860498), (189, 108918202), (207, 99447054), (322, 63930249), (378, 54459101), (414, 49723527), (483, 42620166), (621, 33149018), (659, 31237542), (966, 21310083), (1242, 16574509), (1318, 15618771), (1449, 14206722), (1977, 10412514), (2898, 7103361), (3593, 5729346), (3954, 5206257), (4347, 4735574), (4613, 4462506), (5931, 3470838), (7186, 2864673), (8694, 2367787), (9226, 2231253), (10779, 1909782), (11862, 1735419), (13839, 1487502), (15157, 1358154), (17793, 1156946), (21558, 954891), (25151, 818478), (27678, 743751), (30314, 679077), (32337, 636594), (35586, 578473), (41517, 495834), (45471, 452718), (50302, 409239), (64674, 318297), (75453, 272826), (82639, 249102), (83034, 247917), (90942, 226359), (97011, 212198), (106099, 194022), (124551, 165278), (136413, 150906)]