20163697862

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{18704729}}^1$

素因数の和:18704756

約数の個数: 24

約数和(自身を含む): 38382105960

約数和(自身を除く): 18218408098

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 154, 539, 1078, 18704729, 37409458, 130933103, 205752019, 261866206, 411504038, 916531721, 1440264133, 1833063442, 2880528266, 10081848931, 20163697862]

約数ペア:

[(1, 20163697862), (2, 10081848931), (7, 2880528266), (11, 1833063442), (14, 1440264133), (22, 916531721), (49, 411504038), (77, 261866206), (98, 205752019), (154, 130933103), (539, 37409458), (1078, 18704729)]