19753272

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{509}}^1$

素因数の和:546

約数の個数: 144

約数和(自身を含む): 68023800

約数和(自身を除く): 48270528

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 18, 21, 22, 24, 28, 33, 36, 42, 44, 49, 56, 63, 66, 72, 77, 84, 88, 98, 99, 126, 132, 147, 154, 168, 196, 198, 231, 252, 264, 294, 308, 392, 396, 441, 462, 504, 509, 539, 588, 616, 693, 792, 882, 924, 1018, 1078, 1176, 1386, 1527, 1617, 1764, 1848, 2036, 2156, 2772, 3054, 3234, 3528, 3563, 4072, 4312, 4581, 4851, 5544, 5599, 6108, 6468, 7126, 9162, 9702, 10689, 11198, 12216, 12936, 14252, 16797, 18324, 19404, 21378, 22396, 24941, 28504, 32067, 33594, 36648, 38808, 39193, 42756, 44792, 49882, 50391, 64134, 67188, 74823, 78386, 85512, 99764, 100782, 117579, 128268, 134376, 149646, 156772, 199528, 201564, 224469, 235158, 256536, 274351, 299292, 313544, 352737, 403128, 448938, 470316, 548702, 598584, 705474, 823053, 897876, 940632, 1097404, 1410948, 1646106, 1795752, 2194808, 2469159, 2821896, 3292212, 4938318, 6584424, 9876636, 19753272]

約数ペア:

[(1, 19753272), (2, 9876636), (3, 6584424), (4, 4938318), (6, 3292212), (7, 2821896), (8, 2469159), (9, 2194808), (11, 1795752), (12, 1646106), (14, 1410948), (18, 1097404), (21, 940632), (22, 897876), (24, 823053), (28, 705474), (33, 598584), (36, 548702), (42, 470316), (44, 448938), (49, 403128), (56, 352737), (63, 313544), (66, 299292), (72, 274351), (77, 256536), (84, 235158), (88, 224469), (98, 201564), (99, 199528), (126, 156772), (132, 149646), (147, 134376), (154, 128268), (168, 117579), (196, 100782), (198, 99764), (231, 85512), (252, 78386), (264, 74823), (294, 67188), (308, 64134), (392, 50391), (396, 49882), (441, 44792), (462, 42756), (504, 39193), (509, 38808), (539, 36648), (588, 33594), (616, 32067), (693, 28504), (792, 24941), (882, 22396), (924, 21378), (1018, 19404), (1078, 18324), (1176, 16797), (1386, 14252), (1527, 12936), (1617, 12216), (1764, 11198), (1848, 10689), (2036, 9702), (2156, 9162), (2772, 7126), (3054, 6468), (3234, 6108), (3528, 5599), (3563, 5544), (4072, 4851), (4312, 4581)]