18726588

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{827}}^1$

素因数の和:891

約数の個数: 72

約数和(自身を含む): 51538032

約数和(自身を除く): 32811444

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 37, 51, 68, 74, 102, 111, 148, 153, 204, 222, 306, 333, 444, 612, 629, 666, 827, 1258, 1332, 1654, 1887, 2481, 2516, 3308, 3774, 4962, 5661, 7443, 7548, 9924, 11322, 14059, 14886, 22644, 28118, 29772, 30599, 42177, 56236, 61198, 84354, 91797, 122396, 126531, 168708, 183594, 253062, 275391, 367188, 506124, 520183, 550782, 1040366, 1101564, 1560549, 2080732, 3121098, 4681647, 6242196, 9363294, 18726588]

約数ペア:

[(1, 18726588), (2, 9363294), (3, 6242196), (4, 4681647), (6, 3121098), (9, 2080732), (12, 1560549), (17, 1101564), (18, 1040366), (34, 550782), (36, 520183), (37, 506124), (51, 367188), (68, 275391), (74, 253062), (102, 183594), (111, 168708), (148, 126531), (153, 122396), (204, 91797), (222, 84354), (306, 61198), (333, 56236), (444, 42177), (612, 30599), (629, 29772), (666, 28118), (827, 22644), (1258, 14886), (1332, 14059), (1654, 11322), (1887, 9924), (2481, 7548), (2516, 7443), (3308, 5661), (3774, 4962)]