221640704

素因数分解:

$2^{11}\times {\mathrm{108223}}^1$

素因数の和:108245

約数の個数: 24

約数和(自身を含む): 443177280

約数和(自身を除く): 221536576

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 108223, 216446, 432892, 865784, 1731568, 3463136, 6926272, 13852544, 27705088, 55410176, 110820352, 221640704]

約数ペア:

[(1, 221640704), (2, 110820352), (4, 55410176), (8, 27705088), (16, 13852544), (32, 6926272), (64, 3463136), (128, 1731568), (256, 865784), (512, 432892), (1024, 216446), (2048, 108223)]