20199333819

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{775079}}^1$

素因数の和:775179

約数の個数: 32

約数和(自身を含む): 33037009920

約数和(自身を除く): 12837676101

約数列:

[1, 3, 7, 17, 21, 51, 73, 119, 219, 357, 511, 1241, 1533, 3723, 8687, 26061, 775079, 2325237, 5425553, 13176343, 16276659, 39529029, 56580767, 92234401, 169742301, 276703203, 396065369, 961873039, 1188196107, 2885619117, 6733111273, 20199333819]

約数ペア:

[(1, 20199333819), (3, 6733111273), (7, 2885619117), (17, 1188196107), (21, 961873039), (51, 396065369), (73, 276703203), (119, 169742301), (219, 92234401), (357, 56580767), (511, 39529029), (1241, 16276659), (1533, 13176343), (3723, 5425553), (8687, 2325237), (26061, 775079)]