18611488

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4373}}^1$

素因数の和:4409

約数の個数: 48

約数和(自身を含む): 44089920

約数和(自身を除く): 25478432

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 76, 112, 133, 152, 224, 266, 304, 532, 608, 1064, 2128, 4256, 4373, 8746, 17492, 30611, 34984, 61222, 69968, 83087, 122444, 139936, 166174, 244888, 332348, 489776, 581609, 664696, 979552, 1163218, 1329392, 2326436, 2658784, 4652872, 9305744, 18611488]

約数ペア:

[(1, 18611488), (2, 9305744), (4, 4652872), (7, 2658784), (8, 2326436), (14, 1329392), (16, 1163218), (19, 979552), (28, 664696), (32, 581609), (38, 489776), (56, 332348), (76, 244888), (112, 166174), (133, 139936), (152, 122444), (224, 83087), (266, 69968), (304, 61222), (532, 34984), (608, 30611), (1064, 17492), (2128, 8746), (4256, 4373)]