20674005

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{1171}}^1$

素因数の和:1297

約数の個数: 32

約数和(自身を含む): 36453888

約数和(自身を除く): 15779883

約数列:

[1, 3, 5, 11, 15, 33, 55, 107, 165, 321, 535, 1171, 1177, 1605, 3513, 3531, 5855, 5885, 12881, 17565, 17655, 38643, 64405, 125297, 193215, 375891, 626485, 1378267, 1879455, 4134801, 6891335, 20674005]

約数ペア:

[(1, 20674005), (3, 6891335), (5, 4134801), (11, 1879455), (15, 1378267), (33, 626485), (55, 375891), (107, 193215), (165, 125297), (321, 64405), (535, 38643), (1171, 17655), (1177, 17565), (1605, 12881), (3513, 5885), (3531, 5855)]