19746554

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{9521}}^1$

素因数の和:9601

約数の個数: 16

約数和(自身を含む): 31879656

約数和(自身を除く): 12133102

約数列:

[1, 2, 17, 34, 61, 122, 1037, 2074, 9521, 19042, 161857, 323714, 580781, 1161562, 9873277, 19746554]

約数ペア:

[(1, 19746554), (2, 9873277), (17, 1161562), (34, 580781), (61, 323714), (122, 161857), (1037, 19042), (2074, 9521)]