19615894

素因数分解:

$2^1\times {\mathrm{157}}^1\times {\mathrm{179}}^1\times {\mathrm{349}}^1$

素因数の和:687

約数の個数: 16

約数和(自身を含む): 29862000

約数和(自身を除く): 10246106

約数列:

[1, 2, 157, 179, 314, 349, 358, 698, 28103, 54793, 56206, 62471, 109586, 124942, 9807947, 19615894]

約数ペア:

[(1, 19615894), (2, 9807947), (157, 124942), (179, 109586), (314, 62471), (349, 56206), (358, 54793), (698, 28103)]