20740083

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{10853}}^1$

素因数の和:10883

約数の個数: 24

約数和(自身を含む): 34645968

約数和(自身を除く): 13905885

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 10853, 32559, 75971, 141089, 227913, 423267, 531797, 987623, 1595391, 2962869, 6913361, 20740083]

約数ペア:

[(1, 20740083), (3, 6913361), (7, 2962869), (13, 1595391), (21, 987623), (39, 531797), (49, 423267), (91, 227913), (147, 141089), (273, 75971), (637, 32559), (1911, 10853)]