19433216

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1$

素因数の和:197

約数の個数: 72

約数和(自身を含む): 43365504

約数和(自身を除く): 23932288

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 67, 88, 103, 128, 134, 176, 206, 256, 268, 352, 412, 536, 704, 737, 824, 1072, 1133, 1408, 1474, 1648, 2144, 2266, 2816, 2948, 3296, 4288, 4532, 5896, 6592, 6901, 8576, 9064, 11792, 13184, 13802, 17152, 18128, 23584, 26368, 27604, 36256, 47168, 55208, 72512, 75911, 94336, 110416, 145024, 151822, 188672, 220832, 290048, 303644, 441664, 607288, 883328, 1214576, 1766656, 2429152, 4858304, 9716608, 19433216]

約数ペア:

[(1, 19433216), (2, 9716608), (4, 4858304), (8, 2429152), (11, 1766656), (16, 1214576), (22, 883328), (32, 607288), (44, 441664), (64, 303644), (67, 290048), (88, 220832), (103, 188672), (128, 151822), (134, 145024), (176, 110416), (206, 94336), (256, 75911), (268, 72512), (352, 55208), (412, 47168), (536, 36256), (704, 27604), (737, 26368), (824, 23584), (1072, 18128), (1133, 17152), (1408, 13802), (1474, 13184), (1648, 11792), (2144, 9064), (2266, 8576), (2816, 6901), (2948, 6592), (3296, 5896), (4288, 4532)]