30121904

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{81853}}^1$

素因数の和:81884

約数の個数: 20

約数和(自身を含む): 60899376

約数和(自身を除く): 30777472

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 81853, 163706, 327412, 654824, 1309648, 1882619, 3765238, 7530476, 15060952, 30121904]

約数ペア:

[(1, 30121904), (2, 15060952), (4, 7530476), (8, 3765238), (16, 1882619), (23, 1309648), (46, 654824), (92, 327412), (184, 163706), (368, 81853)]