197804984

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{13883}}^1$

素因数の和:14039

約数の個数: 32

約数和(自身を含む): 402358320

約数和(自身を除く): 204553336

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 137, 274, 548, 1096, 1781, 3562, 7124, 13883, 14248, 27766, 55532, 111064, 180479, 360958, 721916, 1443832, 1901971, 3803942, 7607884, 15215768, 24725623, 49451246, 98902492, 197804984]

約数ペア:

[(1, 197804984), (2, 98902492), (4, 49451246), (8, 24725623), (13, 15215768), (26, 7607884), (52, 3803942), (104, 1901971), (137, 1443832), (274, 721916), (548, 360958), (1096, 180479), (1781, 111064), (3562, 55532), (7124, 27766), (13883, 14248)]