1115248

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{1621}}^1$

素因数の和:1672

約数の個数: 20

約数和(自身を含む): 2212408

約数和(自身を除く): 1097160

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 1621, 3242, 6484, 12968, 25936, 69703, 139406, 278812, 557624, 1115248]

約数ペア:

[(1, 1115248), (2, 557624), (4, 278812), (8, 139406), (16, 69703), (43, 25936), (86, 12968), (172, 6484), (344, 3242), (688, 1621)]