20193492176

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1171}}^1\times {\mathrm{7537}}^1$

素因数の和:8740

約数の個数: 80

約数和(自身を含む): 46010263488

約数和(自身を除く): 25816771312

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 143, 176, 208, 286, 572, 1144, 1171, 2288, 2342, 4684, 7537, 9368, 12881, 15074, 15223, 18736, 25762, 30148, 30446, 51524, 60296, 60892, 82907, 97981, 103048, 120592, 121784, 165814, 167453, 195962, 206096, 243568, 331628, 334906, 391924, 663256, 669812, 783848, 1077791, 1326512, 1339624, 1567696, 2155582, 2679248, 4311164, 8622328, 8825827, 17244656, 17651654, 35303308, 70606616, 97084097, 114735751, 141213232, 194168194, 229471502, 388336388, 458943004, 776672776, 917886008, 1262093261, 1553345552, 1835772016, 2524186522, 5048373044, 10096746088, 20193492176]

約数ペア:

[(1, 20193492176), (2, 10096746088), (4, 5048373044), (8, 2524186522), (11, 1835772016), (13, 1553345552), (16, 1262093261), (22, 917886008), (26, 776672776), (44, 458943004), (52, 388336388), (88, 229471502), (104, 194168194), (143, 141213232), (176, 114735751), (208, 97084097), (286, 70606616), (572, 35303308), (1144, 17651654), (1171, 17244656), (2288, 8825827), (2342, 8622328), (4684, 4311164), (7537, 2679248), (9368, 2155582), (12881, 1567696), (15074, 1339624), (15223, 1326512), (18736, 1077791), (25762, 783848), (30148, 669812), (30446, 663256), (51524, 391924), (60296, 334906), (60892, 331628), (82907, 243568), (97981, 206096), (103048, 195962), (120592, 167453), (121784, 165814)]