81179248

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{267037}}^1$

素因数の和:267064

約数の個数: 20

約数和(自身を含む): 165563560

約数和(自身を除く): 84384312

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 267037, 534074, 1068148, 2136296, 4272592, 5073703, 10147406, 20294812, 40589624, 81179248]

約数ペア:

[(1, 81179248), (2, 40589624), (4, 20294812), (8, 10147406), (16, 5073703), (19, 4272592), (38, 2136296), (76, 1068148), (152, 534074), (304, 267037)]