18421874

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{7247}}^1$

素因数の和:7321

約数の個数: 16

約数和(自身を含む): 29223936

約数和(自身を除く): 10802062

約数列:

[1, 2, 31, 41, 62, 82, 1271, 2542, 7247, 14494, 224657, 297127, 449314, 594254, 9210937, 18421874]

約数ペア:

[(1, 18421874), (2, 9210937), (31, 594254), (41, 449314), (62, 297127), (82, 224657), (1271, 14494), (2542, 7247)]