218991616

素因数分解:

$2^{10}\times {\mathrm{213859}}^1$

素因数の和:213879

約数の個数: 22

約数和(自身を含む): 437771420

約数和(自身を除く): 218779804

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 213859, 427718, 855436, 1710872, 3421744, 6843488, 13686976, 27373952, 54747904, 109495808, 218991616]

約数ペア:

[(1, 218991616), (2, 109495808), (4, 54747904), (8, 27373952), (16, 13686976), (32, 6843488), (64, 3421744), (128, 1710872), (256, 855436), (512, 427718), (1024, 213859)]