20954112

素因数分解:

$2^{10}\times 3^1\times {\mathrm{19}}^1\times {\mathrm{359}}^1$

素因数の和:401

約数の個数: 88

約数和(自身を含む): 58953600

約数和(自身を除く): 37999488

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 64, 76, 96, 114, 128, 152, 192, 228, 256, 304, 359, 384, 456, 512, 608, 718, 768, 912, 1024, 1077, 1216, 1436, 1536, 1824, 2154, 2432, 2872, 3072, 3648, 4308, 4864, 5744, 6821, 7296, 8616, 9728, 11488, 13642, 14592, 17232, 19456, 20463, 22976, 27284, 29184, 34464, 40926, 45952, 54568, 58368, 68928, 81852, 91904, 109136, 137856, 163704, 183808, 218272, 275712, 327408, 367616, 436544, 551424, 654816, 873088, 1102848, 1309632, 1746176, 2619264, 3492352, 5238528, 6984704, 10477056, 20954112]

約数ペア:

[(1, 20954112), (2, 10477056), (3, 6984704), (4, 5238528), (6, 3492352), (8, 2619264), (12, 1746176), (16, 1309632), (19, 1102848), (24, 873088), (32, 654816), (38, 551424), (48, 436544), (57, 367616), (64, 327408), (76, 275712), (96, 218272), (114, 183808), (128, 163704), (152, 137856), (192, 109136), (228, 91904), (256, 81852), (304, 68928), (359, 58368), (384, 54568), (456, 45952), (512, 40926), (608, 34464), (718, 29184), (768, 27284), (912, 22976), (1024, 20463), (1077, 19456), (1216, 17232), (1436, 14592), (1536, 13642), (1824, 11488), (2154, 9728), (2432, 8616), (2872, 7296), (3072, 6821), (3648, 5744), (4308, 4864)]