20758056

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1289}}^1$

素因数の和:1370

約数の個数: 64

約数和(自身を含む): 57585600

約数和(自身を除く): 36827544

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 61, 66, 88, 122, 132, 183, 244, 264, 366, 488, 671, 732, 1289, 1342, 1464, 2013, 2578, 2684, 3867, 4026, 5156, 5368, 7734, 8052, 10312, 14179, 15468, 16104, 28358, 30936, 42537, 56716, 78629, 85074, 113432, 157258, 170148, 235887, 314516, 340296, 471774, 629032, 864919, 943548, 1729838, 1887096, 2594757, 3459676, 5189514, 6919352, 10379028, 20758056]

約数ペア:

[(1, 20758056), (2, 10379028), (3, 6919352), (4, 5189514), (6, 3459676), (8, 2594757), (11, 1887096), (12, 1729838), (22, 943548), (24, 864919), (33, 629032), (44, 471774), (61, 340296), (66, 314516), (88, 235887), (122, 170148), (132, 157258), (183, 113432), (244, 85074), (264, 78629), (366, 56716), (488, 42537), (671, 30936), (732, 28358), (1289, 16104), (1342, 15468), (1464, 14179), (2013, 10312), (2578, 8052), (2684, 7734), (3867, 5368), (4026, 5156)]