19996244554

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1889647}}^1$

素因数の和:1889710

約数の個数: 32

約数和(自身を含む): 36190538496

約数和(自身を除く): 16194293942

約数列:

[1, 2, 11, 13, 22, 26, 37, 74, 143, 286, 407, 481, 814, 962, 5291, 10582, 1889647, 3779294, 20786117, 24565411, 41572234, 49130822, 69916939, 139833878, 270219521, 540439042, 769086329, 908920207, 1538172658, 1817840414, 9998122277, 19996244554]

約数ペア:

[(1, 19996244554), (2, 9998122277), (11, 1817840414), (13, 1538172658), (22, 908920207), (26, 769086329), (37, 540439042), (74, 270219521), (143, 139833878), (286, 69916939), (407, 49130822), (481, 41572234), (814, 24565411), (962, 20786117), (5291, 3779294), (10582, 1889647)]