20565821388

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{299671}}^1$

素因数の和:299747

約数の個数: 96

約数和(自身を含む): 59071344640

約数和(自身を除く): 38505523252

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 43, 57, 76, 84, 86, 114, 129, 133, 172, 228, 258, 266, 301, 399, 516, 532, 602, 798, 817, 903, 1204, 1596, 1634, 1806, 2451, 3268, 3612, 4902, 5719, 9804, 11438, 17157, 22876, 34314, 68628, 299671, 599342, 899013, 1198684, 1798026, 2097697, 3596052, 4195394, 5693749, 6293091, 8390788, 11387498, 12586182, 12885853, 17081247, 22774996, 25172364, 25771706, 34162494, 38657559, 39856243, 51543412, 68324988, 77315118, 79712486, 90200971, 119568729, 154630236, 159424972, 180401942, 239137458, 244831207, 270602913, 360803884, 478274916, 489662414, 541205826, 734493621, 979324828, 1082411652, 1468987242, 1713818449, 2937974484, 3427636898, 5141455347, 6855273796, 10282910694, 20565821388]

約数ペア:

[(1, 20565821388), (2, 10282910694), (3, 6855273796), (4, 5141455347), (6, 3427636898), (7, 2937974484), (12, 1713818449), (14, 1468987242), (19, 1082411652), (21, 979324828), (28, 734493621), (38, 541205826), (42, 489662414), (43, 478274916), (57, 360803884), (76, 270602913), (84, 244831207), (86, 239137458), (114, 180401942), (129, 159424972), (133, 154630236), (172, 119568729), (228, 90200971), (258, 79712486), (266, 77315118), (301, 68324988), (399, 51543412), (516, 39856243), (532, 38657559), (602, 34162494), (798, 25771706), (817, 25172364), (903, 22774996), (1204, 17081247), (1596, 12885853), (1634, 12586182), (1806, 11387498), (2451, 8390788), (3268, 6293091), (3612, 5693749), (4902, 4195394), (5719, 3596052), (9804, 2097697), (11438, 1798026), (17157, 1198684), (22876, 899013), (34314, 599342), (68628, 299671)]