20422304

素因数分解:

$2^5\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:238

約数の個数: 96

約数和(自身を含む): 50512896

約数和(自身を除く): 30090592

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 31, 32, 34, 56, 62, 68, 112, 119, 124, 136, 173, 217, 224, 238, 248, 272, 346, 434, 476, 496, 527, 544, 692, 868, 952, 992, 1054, 1211, 1384, 1736, 1904, 2108, 2422, 2768, 2941, 3472, 3689, 3808, 4216, 4844, 5363, 5536, 5882, 6944, 7378, 8432, 9688, 10726, 11764, 14756, 16864, 19376, 20587, 21452, 23528, 29512, 37541, 38752, 41174, 42904, 47056, 59024, 75082, 82348, 85808, 91171, 94112, 118048, 150164, 164696, 171616, 182342, 300328, 329392, 364684, 600656, 638197, 658784, 729368, 1201312, 1276394, 1458736, 2552788, 2917472, 5105576, 10211152, 20422304]

約数ペア:

[(1, 20422304), (2, 10211152), (4, 5105576), (7, 2917472), (8, 2552788), (14, 1458736), (16, 1276394), (17, 1201312), (28, 729368), (31, 658784), (32, 638197), (34, 600656), (56, 364684), (62, 329392), (68, 300328), (112, 182342), (119, 171616), (124, 164696), (136, 150164), (173, 118048), (217, 94112), (224, 91171), (238, 85808), (248, 82348), (272, 75082), (346, 59024), (434, 47056), (476, 42904), (496, 41174), (527, 38752), (544, 37541), (692, 29512), (868, 23528), (952, 21452), (992, 20587), (1054, 19376), (1211, 16864), (1384, 14756), (1736, 11764), (1904, 10726), (2108, 9688), (2422, 8432), (2768, 7378), (2941, 6944), (3472, 5882), (3689, 5536), (3808, 5363), (4216, 4844)]