18525364

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{233}}^1$

素因数の和:400

約数の個数: 48

約数和(自身を含む): 38525760

約数和(自身を除く): 20000396

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 139, 143, 233, 278, 286, 466, 556, 572, 932, 1529, 1807, 2563, 3029, 3058, 3614, 5126, 6058, 6116, 7228, 10252, 12116, 19877, 32387, 33319, 39754, 64774, 66638, 79508, 129548, 133276, 356257, 421031, 712514, 842062, 1425028, 1684124, 4631341, 9262682, 18525364]

約数ペア:

[(1, 18525364), (2, 9262682), (4, 4631341), (11, 1684124), (13, 1425028), (22, 842062), (26, 712514), (44, 421031), (52, 356257), (139, 133276), (143, 129548), (233, 79508), (278, 66638), (286, 64774), (466, 39754), (556, 33319), (572, 32387), (932, 19877), (1529, 12116), (1807, 10252), (2563, 7228), (3029, 6116), (3058, 6058), (3614, 5126)]