42194008

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{709}}^1$

素因数の和:931

約数の個数: 32

約数和(自身を含む): 81536400

約数和(自身を除く): 39342392

約数列:

[1, 2, 4, 8, 43, 86, 172, 173, 344, 346, 692, 709, 1384, 1418, 2836, 5672, 7439, 14878, 29756, 30487, 59512, 60974, 121948, 122657, 243896, 245314, 490628, 981256, 5274251, 10548502, 21097004, 42194008]

約数ペア:

[(1, 42194008), (2, 21097004), (4, 10548502), (8, 5274251), (43, 981256), (86, 490628), (172, 245314), (173, 243896), (344, 122657), (346, 121948), (692, 60974), (709, 59512), (1384, 30487), (1418, 29756), (2836, 14878), (5672, 7439)]