19795072

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{827}}^1$

素因数の和:869

約数の個数: 64

約数和(自身を含む): 45606240

約数和(自身を除く): 25811168

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 32, 34, 44, 64, 68, 88, 128, 136, 176, 187, 272, 352, 374, 544, 704, 748, 827, 1088, 1408, 1496, 1654, 2176, 2992, 3308, 5984, 6616, 9097, 11968, 13232, 14059, 18194, 23936, 26464, 28118, 36388, 52928, 56236, 72776, 105856, 112472, 145552, 154649, 224944, 291104, 309298, 449888, 582208, 618596, 899776, 1164416, 1237192, 1799552, 2474384, 4948768, 9897536, 19795072]

約数ペア:

[(1, 19795072), (2, 9897536), (4, 4948768), (8, 2474384), (11, 1799552), (16, 1237192), (17, 1164416), (22, 899776), (32, 618596), (34, 582208), (44, 449888), (64, 309298), (68, 291104), (88, 224944), (128, 154649), (136, 145552), (176, 112472), (187, 105856), (272, 72776), (352, 56236), (374, 52928), (544, 36388), (704, 28118), (748, 26464), (827, 23936), (1088, 18194), (1408, 14059), (1496, 13232), (1654, 11968), (2176, 9097), (2992, 6616), (3308, 5984)]