2013128468

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{23563}}^1$

素因数の和:23664

約数の個数: 48

約数和(自身を含む): 3990422016

約数和(自身を除く): 1977293548

約数列:

[1, 2, 4, 13, 26, 31, 52, 53, 62, 106, 124, 212, 403, 689, 806, 1378, 1612, 1643, 2756, 3286, 6572, 21359, 23563, 42718, 47126, 85436, 94252, 306319, 612638, 730453, 1225276, 1248839, 1460906, 2497678, 2921812, 4995356, 9495889, 16234907, 18991778, 32469814, 37983556, 38714009, 64939628, 77428018, 154856036, 503282117, 1006564234, 2013128468]

約数ペア:

[(1, 2013128468), (2, 1006564234), (4, 503282117), (13, 154856036), (26, 77428018), (31, 64939628), (52, 38714009), (53, 37983556), (62, 32469814), (106, 18991778), (124, 16234907), (212, 9495889), (403, 4995356), (689, 2921812), (806, 2497678), (1378, 1460906), (1612, 1248839), (1643, 1225276), (2756, 730453), (3286, 612638), (6572, 306319), (21359, 94252), (23563, 85436), (42718, 47126)]