18723588

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6317}}^1$

素因数の和:6356

約数の個数: 48

約数和(自身を含む): 49533120

約数和(自身を除く): 30809532

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 114, 156, 228, 247, 494, 741, 988, 1482, 2964, 6317, 12634, 18951, 25268, 37902, 75804, 82121, 120023, 164242, 240046, 246363, 328484, 360069, 480092, 492726, 720138, 985452, 1440276, 1560299, 3120598, 4680897, 6241196, 9361794, 18723588]

約数ペア:

[(1, 18723588), (2, 9361794), (3, 6241196), (4, 4680897), (6, 3120598), (12, 1560299), (13, 1440276), (19, 985452), (26, 720138), (38, 492726), (39, 480092), (52, 360069), (57, 328484), (76, 246363), (78, 240046), (114, 164242), (156, 120023), (228, 82121), (247, 75804), (494, 37902), (741, 25268), (988, 18951), (1482, 12634), (2964, 6317)]