18882370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{11173}}^1$

素因数の和:11206

約数の個数: 24

約数和(自身を含む): 36807156

約数和(自身を除く): 17924786

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 11173, 22346, 55865, 111730, 145249, 290498, 726245, 1452490, 1888237, 3776474, 9441185, 18882370]

約数ペア:

[(1, 18882370), (2, 9441185), (5, 3776474), (10, 1888237), (13, 1452490), (26, 726245), (65, 290498), (130, 145249), (169, 111730), (338, 55865), (845, 22346), (1690, 11173)]