20762742

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3457}}^1$

素因数の和:3493

約数の個数: 64

約数和(自身を含む): 55770624

約数和(自身を除く): 35007882

約数列:

[1, 2, 3, 6, 7, 11, 13, 14, 21, 22, 26, 33, 39, 42, 66, 77, 78, 91, 143, 154, 182, 231, 273, 286, 429, 462, 546, 858, 1001, 2002, 3003, 3457, 6006, 6914, 10371, 20742, 24199, 38027, 44941, 48398, 72597, 76054, 89882, 114081, 134823, 145194, 228162, 266189, 269646, 314587, 494351, 532378, 629174, 798567, 943761, 988702, 1483053, 1597134, 1887522, 2966106, 3460457, 6920914, 10381371, 20762742]

約数ペア:

[(1, 20762742), (2, 10381371), (3, 6920914), (6, 3460457), (7, 2966106), (11, 1887522), (13, 1597134), (14, 1483053), (21, 988702), (22, 943761), (26, 798567), (33, 629174), (39, 532378), (42, 494351), (66, 314587), (77, 269646), (78, 266189), (91, 228162), (143, 145194), (154, 134823), (182, 114081), (231, 89882), (273, 76054), (286, 72597), (429, 48398), (462, 44941), (546, 38027), (858, 24199), (1001, 20742), (2002, 10371), (3003, 6914), (3457, 6006)]