18998656

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{8731}}^1$

素因数の和:8762

約数の個数: 32

約数和(自身を含む): 40079880

約数和(自身を除く): 21081224

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 272, 544, 1088, 2176, 8731, 17462, 34924, 69848, 139696, 148427, 279392, 296854, 558784, 593708, 1117568, 1187416, 2374832, 4749664, 9499328, 18998656]

約数ペア:

[(1, 18998656), (2, 9499328), (4, 4749664), (8, 2374832), (16, 1187416), (17, 1117568), (32, 593708), (34, 558784), (64, 296854), (68, 279392), (128, 148427), (136, 139696), (272, 69848), (544, 34924), (1088, 17462), (2176, 8731)]