18916092

素因数分解:

$2^2\times 3^6\times {\mathrm{13}}^1\times {\mathrm{499}}^1$

素因数の和:534

約数の個数: 84

約数和(自身を含む): 53557000

約数和(自身を除く): 34640908

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 81, 108, 117, 156, 162, 234, 243, 324, 351, 468, 486, 499, 702, 729, 972, 998, 1053, 1404, 1458, 1497, 1996, 2106, 2916, 2994, 3159, 4212, 4491, 5988, 6318, 6487, 8982, 9477, 12636, 12974, 13473, 17964, 18954, 19461, 25948, 26946, 37908, 38922, 40419, 53892, 58383, 77844, 80838, 116766, 121257, 161676, 175149, 233532, 242514, 350298, 363771, 485028, 525447, 700596, 727542, 1050894, 1455084, 1576341, 2101788, 3152682, 4729023, 6305364, 9458046, 18916092]

約数ペア:

[(1, 18916092), (2, 9458046), (3, 6305364), (4, 4729023), (6, 3152682), (9, 2101788), (12, 1576341), (13, 1455084), (18, 1050894), (26, 727542), (27, 700596), (36, 525447), (39, 485028), (52, 363771), (54, 350298), (78, 242514), (81, 233532), (108, 175149), (117, 161676), (156, 121257), (162, 116766), (234, 80838), (243, 77844), (324, 58383), (351, 53892), (468, 40419), (486, 38922), (499, 37908), (702, 26946), (729, 25948), (972, 19461), (998, 18954), (1053, 17964), (1404, 13473), (1458, 12974), (1497, 12636), (1996, 9477), (2106, 8982), (2916, 6487), (2994, 6318), (3159, 5988), (4212, 4491)]