18215692

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{167}}^1$

素因数の和:286

約数の個数: 48

約数和(自身を含む): 36465408

約数和(自身を除く): 18249716

約数列:

[1, 2, 4, 11, 22, 37, 44, 67, 74, 134, 148, 167, 268, 334, 407, 668, 737, 814, 1474, 1628, 1837, 2479, 2948, 3674, 4958, 6179, 7348, 9916, 11189, 12358, 22378, 24716, 27269, 44756, 54538, 67969, 109076, 123079, 135938, 246158, 271876, 413993, 492316, 827986, 1655972, 4553923, 9107846, 18215692]

約数ペア:

[(1, 18215692), (2, 9107846), (4, 4553923), (11, 1655972), (22, 827986), (37, 492316), (44, 413993), (67, 271876), (74, 246158), (134, 135938), (148, 123079), (167, 109076), (268, 67969), (334, 54538), (407, 44756), (668, 27269), (737, 24716), (814, 22378), (1474, 12358), (1628, 11189), (1837, 9916), (2479, 7348), (2948, 6179), (3674, 4958)]