20151846

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{7829}}^1$

素因数の和:7861

約数の個数: 48

約数和(自身を含む): 51302160

約数和(自身を除く): 31150314

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 33, 39, 66, 78, 99, 117, 143, 198, 234, 286, 429, 858, 1287, 2574, 7829, 15658, 23487, 46974, 70461, 86119, 101777, 140922, 172238, 203554, 258357, 305331, 516714, 610662, 775071, 915993, 1119547, 1550142, 1831986, 2239094, 3358641, 6717282, 10075923, 20151846]

約数ペア:

[(1, 20151846), (2, 10075923), (3, 6717282), (6, 3358641), (9, 2239094), (11, 1831986), (13, 1550142), (18, 1119547), (22, 915993), (26, 775071), (33, 610662), (39, 516714), (66, 305331), (78, 258357), (99, 203554), (117, 172238), (143, 140922), (198, 101777), (234, 86119), (286, 70461), (429, 46974), (858, 23487), (1287, 15658), (2574, 7829)]