18348832

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{293}}^1$

素因数の和:425

約数の個数: 48

約数和(自身を含む): 38525760

約数和(自身を除く): 20176928

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 103, 152, 206, 293, 304, 412, 586, 608, 824, 1172, 1648, 1957, 2344, 3296, 3914, 4688, 5567, 7828, 9376, 11134, 15656, 22268, 30179, 31312, 44536, 60358, 62624, 89072, 120716, 178144, 241432, 482864, 573401, 965728, 1146802, 2293604, 4587208, 9174416, 18348832]

約数ペア:

[(1, 18348832), (2, 9174416), (4, 4587208), (8, 2293604), (16, 1146802), (19, 965728), (32, 573401), (38, 482864), (76, 241432), (103, 178144), (152, 120716), (206, 89072), (293, 62624), (304, 60358), (412, 44536), (586, 31312), (608, 30179), (824, 22268), (1172, 15656), (1648, 11134), (1957, 9376), (2344, 7828), (3296, 5567), (3914, 4688)]