19161255

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{463}}^1$

素因数の和:591

約数の個数: 32

約数和(自身を含む): 32071680

約数和(自身を除く): 12910425

約数列:

[1, 3, 5, 15, 31, 89, 93, 155, 267, 445, 463, 465, 1335, 1389, 2315, 2759, 6945, 8277, 13795, 14353, 41207, 41385, 43059, 71765, 123621, 206035, 215295, 618105, 1277417, 3832251, 6387085, 19161255]

約数ペア:

[(1, 19161255), (3, 6387085), (5, 3832251), (15, 1277417), (31, 618105), (89, 215295), (93, 206035), (155, 123621), (267, 71765), (445, 43059), (463, 41385), (465, 41207), (1335, 14353), (1389, 13795), (2315, 8277), (2759, 6945)]