20268528896

素因数分解:

$2^8\times 7^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{5167}}^1$

素因数の和:5400

約数の個数: 144

約数和(自身を含む): 50704281600

約数和(自身を除く): 30435752704

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 128, 154, 176, 199, 224, 256, 308, 352, 398, 448, 616, 704, 796, 896, 1232, 1393, 1408, 1592, 1792, 2189, 2464, 2786, 2816, 3184, 4378, 4928, 5167, 5572, 6368, 8756, 9856, 10334, 11144, 12736, 15323, 17512, 19712, 20668, 22288, 25472, 30646, 35024, 36169, 41336, 44576, 50944, 56837, 61292, 70048, 72338, 82672, 89152, 113674, 122584, 140096, 144676, 165344, 178304, 227348, 245168, 280192, 289352, 330688, 356608, 397859, 454696, 490336, 560384, 578704, 661376, 795718, 909392, 980672, 1028233, 1157408, 1322752, 1591436, 1818784, 1961344, 2056466, 2314816, 3182872, 3637568, 3922688, 4112932, 4629632, 6365744, 7197631, 7275136, 8225864, 9259264, 11310563, 12731488, 14395262, 14550272, 16451728, 22621126, 25462976, 28790524, 32903456, 45242252, 50925952, 57581048, 65806912, 79173941, 90484504, 101851904, 115162096, 131613824, 158347882, 180969008, 230324192, 263227648, 316695764, 361938016, 460648384, 633391528, 723876032, 921296768, 1266783056, 1447752064, 1842593536, 2533566112, 2895504128, 5067132224, 10134264448, 20268528896]

約数ペア:

[(1, 20268528896), (2, 10134264448), (4, 5067132224), (7, 2895504128), (8, 2533566112), (11, 1842593536), (14, 1447752064), (16, 1266783056), (22, 921296768), (28, 723876032), (32, 633391528), (44, 460648384), (56, 361938016), (64, 316695764), (77, 263227648), (88, 230324192), (112, 180969008), (128, 158347882), (154, 131613824), (176, 115162096), (199, 101851904), (224, 90484504), (256, 79173941), (308, 65806912), (352, 57581048), (398, 50925952), (448, 45242252), (616, 32903456), (704, 28790524), (796, 25462976), (896, 22621126), (1232, 16451728), (1393, 14550272), (1408, 14395262), (1592, 12731488), (1792, 11310563), (2189, 9259264), (2464, 8225864), (2786, 7275136), (2816, 7197631), (3184, 6365744), (4378, 4629632), (4928, 4112932), (5167, 3922688), (5572, 3637568), (6368, 3182872), (8756, 2314816), (9856, 2056466), (10334, 1961344), (11144, 1818784), (12736, 1591436), (15323, 1322752), (17512, 1157408), (19712, 1028233), (20668, 980672), (22288, 909392), (25472, 795718), (30646, 661376), (35024, 578704), (36169, 560384), (41336, 490336), (44576, 454696), (50944, 397859), (56837, 356608), (61292, 330688), (70048, 289352), (72338, 280192), (82672, 245168), (89152, 227348), (113674, 178304), (122584, 165344), (140096, 144676)]