129441392

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{218651}}^1$

素因数の和:218696

約数の個数: 20

約数和(自身を含む): 257572056

約数和(自身を除く): 128130664

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 218651, 437302, 874604, 1749208, 3498416, 8090087, 16180174, 32360348, 64720696, 129441392]

約数ペア:

[(1, 129441392), (2, 64720696), (4, 32360348), (8, 16180174), (16, 8090087), (37, 3498416), (74, 1749208), (148, 874604), (296, 437302), (592, 218651)]