19779876

素因数分解:

$2^2\times 3^4\times {\mathrm{41}}^1\times {\mathrm{1489}}^1$

素因数の和:1546

約数の個数: 60

約数和(自身を含む): 53005260

約数和(自身を除く): 33225384

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 41, 54, 81, 82, 108, 123, 162, 164, 246, 324, 369, 492, 738, 1107, 1476, 1489, 2214, 2978, 3321, 4428, 4467, 5956, 6642, 8934, 13284, 13401, 17868, 26802, 40203, 53604, 61049, 80406, 120609, 122098, 160812, 183147, 241218, 244196, 366294, 482436, 549441, 732588, 1098882, 1648323, 2197764, 3296646, 4944969, 6593292, 9889938, 19779876]

約数ペア:

[(1, 19779876), (2, 9889938), (3, 6593292), (4, 4944969), (6, 3296646), (9, 2197764), (12, 1648323), (18, 1098882), (27, 732588), (36, 549441), (41, 482436), (54, 366294), (81, 244196), (82, 241218), (108, 183147), (123, 160812), (162, 122098), (164, 120609), (246, 80406), (324, 61049), (369, 53604), (492, 40203), (738, 26802), (1107, 17868), (1476, 13401), (1489, 13284), (2214, 8934), (2978, 6642), (3321, 5956), (4428, 4467)]