18934058

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{277}}^1$

素因数の和:542

約数の個数: 32

約数和(自身を含む): 33626880

約数和(自身を除く): 14692822

約数列:

[1, 2, 11, 13, 22, 26, 143, 239, 277, 286, 478, 554, 2629, 3047, 3107, 3601, 5258, 6094, 6214, 7202, 34177, 39611, 66203, 68354, 79222, 132406, 728233, 860639, 1456466, 1721278, 9467029, 18934058]

約数ペア:

[(1, 18934058), (2, 9467029), (11, 1721278), (13, 1456466), (22, 860639), (26, 728233), (143, 132406), (239, 79222), (277, 68354), (286, 66203), (478, 39611), (554, 34177), (2629, 7202), (3047, 6214), (3107, 6094), (3601, 5258)]