18940068

素因数分解:

$2^2\times 3^4\times 7^2\times {\mathrm{1193}}^1$

素因数の和:1223

約数の個数: 90

約数和(自身を含む): 57645126

約数和(自身を除く): 38705058

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 81, 84, 98, 108, 126, 147, 162, 189, 196, 252, 294, 324, 378, 441, 567, 588, 756, 882, 1134, 1193, 1323, 1764, 2268, 2386, 2646, 3579, 3969, 4772, 5292, 7158, 7938, 8351, 10737, 14316, 15876, 16702, 21474, 25053, 32211, 33404, 42948, 50106, 58457, 64422, 75159, 96633, 100212, 116914, 128844, 150318, 175371, 193266, 225477, 233828, 300636, 350742, 386532, 450954, 526113, 676431, 701484, 901908, 1052226, 1352862, 1578339, 2104452, 2705724, 3156678, 4735017, 6313356, 9470034, 18940068]

約数ペア:

[(1, 18940068), (2, 9470034), (3, 6313356), (4, 4735017), (6, 3156678), (7, 2705724), (9, 2104452), (12, 1578339), (14, 1352862), (18, 1052226), (21, 901908), (27, 701484), (28, 676431), (36, 526113), (42, 450954), (49, 386532), (54, 350742), (63, 300636), (81, 233828), (84, 225477), (98, 193266), (108, 175371), (126, 150318), (147, 128844), (162, 116914), (189, 100212), (196, 96633), (252, 75159), (294, 64422), (324, 58457), (378, 50106), (441, 42948), (567, 33404), (588, 32211), (756, 25053), (882, 21474), (1134, 16702), (1193, 15876), (1323, 14316), (1764, 10737), (2268, 8351), (2386, 7938), (2646, 7158), (3579, 5292), (3969, 4772)]