20453329017

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{227}}^1$

素因数の和:460

約数の個数: 144

約数和(自身を含む): 35876445696

約数和(自身を除く): 15423116679

約数列:

[1, 3, 9, 11, 17, 31, 33, 51, 93, 99, 121, 153, 157, 187, 227, 279, 341, 363, 471, 527, 561, 681, 1023, 1089, 1413, 1581, 1683, 1727, 2043, 2057, 2497, 2669, 3069, 3751, 3859, 4743, 4867, 5181, 5797, 6171, 7037, 7491, 8007, 11253, 11577, 14601, 15543, 17391, 18513, 18997, 21111, 22473, 24021, 27467, 29359, 33759, 34731, 35639, 42449, 43803, 52173, 53537, 56991, 63333, 63767, 77407, 82401, 82739, 88077, 106917, 119629, 127347, 160611, 170973, 191301, 232221, 247203, 248217, 264231, 320751, 322949, 358887, 382041, 392029, 466939, 481833, 573903, 588907, 605863, 696663, 744651, 851477, 910129, 968847, 1076661, 1104809, 1176087, 1315919, 1400817, 1766721, 1817589, 2554431, 2730387, 2906541, 3314427, 3528261, 3947757, 4202451, 4312319, 5300163, 5452767, 6664493, 7663293, 8191161, 9943281, 10011419, 11843271, 12152899, 12936957, 14475109, 18781753, 19993479, 30034257, 36458697, 38810871, 43425327, 56345259, 59980437, 73309423, 90102771, 109376091, 130275981, 133681889, 169035777, 206599283, 219928269, 401045667, 619797849, 659784807, 1203137001, 1859393547, 2272592113, 6817776339, 20453329017]

約数ペア:

[(1, 20453329017), (3, 6817776339), (9, 2272592113), (11, 1859393547), (17, 1203137001), (31, 659784807), (33, 619797849), (51, 401045667), (93, 219928269), (99, 206599283), (121, 169035777), (153, 133681889), (157, 130275981), (187, 109376091), (227, 90102771), (279, 73309423), (341, 59980437), (363, 56345259), (471, 43425327), (527, 38810871), (561, 36458697), (681, 30034257), (1023, 19993479), (1089, 18781753), (1413, 14475109), (1581, 12936957), (1683, 12152899), (1727, 11843271), (2043, 10011419), (2057, 9943281), (2497, 8191161), (2669, 7663293), (3069, 6664493), (3751, 5452767), (3859, 5300163), (4743, 4312319), (4867, 4202451), (5181, 3947757), (5797, 3528261), (6171, 3314427), (7037, 2906541), (7491, 2730387), (8007, 2554431), (11253, 1817589), (11577, 1766721), (14601, 1400817), (15543, 1315919), (17391, 1176087), (18513, 1104809), (18997, 1076661), (21111, 968847), (22473, 910129), (24021, 851477), (27467, 744651), (29359, 696663), (33759, 605863), (34731, 588907), (35639, 573903), (42449, 481833), (43803, 466939), (52173, 392029), (53537, 382041), (56991, 358887), (63333, 322949), (63767, 320751), (77407, 264231), (82401, 248217), (82739, 247203), (88077, 232221), (106917, 191301), (119629, 170973), (127347, 160611)]