13218028

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:182

約数の個数: 48

約数和(自身を含む): 25467904

約数和(自身を除く): 12249876

約数列:

[1, 2, 4, 31, 37, 43, 62, 67, 74, 86, 124, 134, 148, 172, 268, 1147, 1333, 1591, 2077, 2294, 2479, 2666, 2881, 3182, 4154, 4588, 4958, 5332, 5762, 6364, 8308, 9916, 11524, 49321, 76849, 89311, 98642, 106597, 153698, 178622, 197284, 213194, 307396, 357244, 426388, 3304507, 6609014, 13218028]

約数ペア:

[(1, 13218028), (2, 6609014), (4, 3304507), (31, 426388), (37, 357244), (43, 307396), (62, 213194), (67, 197284), (74, 178622), (86, 153698), (124, 106597), (134, 98642), (148, 89311), (172, 76849), (268, 49321), (1147, 11524), (1333, 9916), (1591, 8308), (2077, 6364), (2294, 5762), (2479, 5332), (2666, 4958), (2881, 4588), (3182, 4154)]