18868323

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{1171}}^1$

素因数の和:1346

約数の個数: 16

約数和(自身を含む): 25990272

約数和(自身を除く): 7121949

約数列:

[1, 3, 41, 123, 131, 393, 1171, 3513, 5371, 16113, 48011, 144033, 153401, 460203, 6289441, 18868323]

約数ペア:

[(1, 18868323), (3, 6289441), (41, 460203), (123, 153401), (131, 144033), (393, 48011), (1171, 16113), (3513, 5371)]