20204964

素因数分解:

$2^2\times 3^6\times {\mathrm{13}}^2\times {\mathrm{41}}^1$

素因数の和:89

約数の個数: 126

約数和(自身を含む): 58805586

約数和(自身を除く): 38600622

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 41, 52, 54, 78, 81, 82, 108, 117, 123, 156, 162, 164, 169, 234, 243, 246, 324, 338, 351, 369, 468, 486, 492, 507, 533, 676, 702, 729, 738, 972, 1014, 1053, 1066, 1107, 1404, 1458, 1476, 1521, 1599, 2028, 2106, 2132, 2214, 2916, 3042, 3159, 3198, 3321, 4212, 4428, 4563, 4797, 6084, 6318, 6396, 6642, 6929, 9126, 9477, 9594, 9963, 12636, 13284, 13689, 13858, 14391, 18252, 18954, 19188, 19926, 20787, 27378, 27716, 28782, 29889, 37908, 39852, 41067, 41574, 43173, 54756, 57564, 59778, 62361, 82134, 83148, 86346, 119556, 123201, 124722, 129519, 164268, 172692, 187083, 246402, 249444, 259038, 374166, 388557, 492804, 518076, 561249, 748332, 777114, 1122498, 1554228, 1683747, 2244996, 3367494, 5051241, 6734988, 10102482, 20204964]

約数ペア:

[(1, 20204964), (2, 10102482), (3, 6734988), (4, 5051241), (6, 3367494), (9, 2244996), (12, 1683747), (13, 1554228), (18, 1122498), (26, 777114), (27, 748332), (36, 561249), (39, 518076), (41, 492804), (52, 388557), (54, 374166), (78, 259038), (81, 249444), (82, 246402), (108, 187083), (117, 172692), (123, 164268), (156, 129519), (162, 124722), (164, 123201), (169, 119556), (234, 86346), (243, 83148), (246, 82134), (324, 62361), (338, 59778), (351, 57564), (369, 54756), (468, 43173), (486, 41574), (492, 41067), (507, 39852), (533, 37908), (676, 29889), (702, 28782), (729, 27716), (738, 27378), (972, 20787), (1014, 19926), (1053, 19188), (1066, 18954), (1107, 18252), (1404, 14391), (1458, 13858), (1476, 13689), (1521, 13284), (1599, 12636), (2028, 9963), (2106, 9594), (2132, 9477), (2214, 9126), (2916, 6929), (3042, 6642), (3159, 6396), (3198, 6318), (3321, 6084), (4212, 4797), (4428, 4563)]