209218784

素因数分解:

$2^5\times {\mathrm{127}}^1\times {\mathrm{51481}}^1$

素因数の和:51618

約数の個数: 24

約数和(自身を含む): 415150848

約数和(自身を除く): 205932064

約数列:

[1, 2, 4, 8, 16, 32, 127, 254, 508, 1016, 2032, 4064, 51481, 102962, 205924, 411848, 823696, 1647392, 6538087, 13076174, 26152348, 52304696, 104609392, 209218784]

約数ペア:

[(1, 209218784), (2, 104609392), (4, 52304696), (8, 26152348), (16, 13076174), (32, 6538087), (127, 1647392), (254, 823696), (508, 411848), (1016, 205924), (2032, 102962), (4064, 51481)]