20163861921

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{14331103}}^1$

素因数の和:14331180

約数の個数: 16

約数和(自身を含む): 31184482304

約数和(自身を除く): 11020620383

約数列:

[1, 3, 7, 21, 67, 201, 469, 1407, 14331103, 42993309, 100317721, 300953163, 960183901, 2880551703, 6721287307, 20163861921]

約数ペア:

[(1, 20163861921), (3, 6721287307), (7, 2880551703), (21, 960183901), (67, 300953163), (201, 100317721), (469, 42993309), (1407, 14331103)]