2019857742

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1\times {\mathrm{349}}^1$

素因数の和:679

約数の個数: 128

約数和(自身を含む): 5249664000

約数和(自身を除く): 3229806258

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 61, 63, 122, 126, 183, 189, 251, 349, 366, 378, 427, 502, 549, 698, 753, 854, 1047, 1098, 1281, 1506, 1647, 1757, 2094, 2259, 2443, 2562, 3141, 3294, 3514, 3843, 4518, 4886, 5271, 6282, 6777, 7329, 7686, 9423, 10542, 11529, 13554, 14658, 15311, 15813, 18846, 21289, 21987, 23058, 30622, 31626, 42578, 43974, 45933, 47439, 63867, 65961, 87599, 91866, 94878, 107177, 127734, 131922, 137799, 149023, 175198, 191601, 214354, 262797, 275598, 298046, 321531, 383202, 413397, 447069, 525594, 574803, 613193, 643062, 788391, 826794, 894138, 964593, 1149606, 1226386, 1341207, 1576782, 1839579, 1929186, 2365173, 2682414, 2893779, 3679158, 4023621, 4730346, 5343539, 5518737, 5787558, 8047242, 10687078, 11037474, 16030617, 16556211, 32061234, 33112422, 37404773, 48091851, 74809546, 96183702, 112214319, 144275553, 224428638, 288551106, 336642957, 673285914, 1009928871, 2019857742]

約数ペア:

[(1, 2019857742), (2, 1009928871), (3, 673285914), (6, 336642957), (7, 288551106), (9, 224428638), (14, 144275553), (18, 112214319), (21, 96183702), (27, 74809546), (42, 48091851), (54, 37404773), (61, 33112422), (63, 32061234), (122, 16556211), (126, 16030617), (183, 11037474), (189, 10687078), (251, 8047242), (349, 5787558), (366, 5518737), (378, 5343539), (427, 4730346), (502, 4023621), (549, 3679158), (698, 2893779), (753, 2682414), (854, 2365173), (1047, 1929186), (1098, 1839579), (1281, 1576782), (1506, 1341207), (1647, 1226386), (1757, 1149606), (2094, 964593), (2259, 894138), (2443, 826794), (2562, 788391), (3141, 643062), (3294, 613193), (3514, 574803), (3843, 525594), (4518, 447069), (4886, 413397), (5271, 383202), (6282, 321531), (6777, 298046), (7329, 275598), (7686, 262797), (9423, 214354), (10542, 191601), (11529, 175198), (13554, 149023), (14658, 137799), (15311, 131922), (15813, 127734), (18846, 107177), (21289, 94878), (21987, 91866), (23058, 87599), (30622, 65961), (31626, 63867), (42578, 47439), (43974, 45933)]