18813568

素因数分解:

$2^7\times {\mathrm{103}}^1\times {\mathrm{1427}}^1$

素因数の和:1544

約数の個数: 32

約数和(自身を含む): 37870560

約数和(自身を除く): 19056992

約数列:

[1, 2, 4, 8, 16, 32, 64, 103, 128, 206, 412, 824, 1427, 1648, 2854, 3296, 5708, 6592, 11416, 13184, 22832, 45664, 91328, 146981, 182656, 293962, 587924, 1175848, 2351696, 4703392, 9406784, 18813568]

約数ペア:

[(1, 18813568), (2, 9406784), (4, 4703392), (8, 2351696), (16, 1175848), (32, 587924), (64, 293962), (103, 182656), (128, 146981), (206, 91328), (412, 45664), (824, 22832), (1427, 13184), (1648, 11416), (2854, 6592), (3296, 5708)]