17920696

素因数分解:

$2^3\times {\mathrm{83}}^1\times {\mathrm{137}}^1\times {\mathrm{197}}^1$

素因数の和:423

約数の個数: 32

約数和(自身を含む): 34428240

約数和(自身を除く): 16507544

約数列:

[1, 2, 4, 8, 83, 137, 166, 197, 274, 332, 394, 548, 664, 788, 1096, 1576, 11371, 16351, 22742, 26989, 32702, 45484, 53978, 65404, 90968, 107956, 130808, 215912, 2240087, 4480174, 8960348, 17920696]

約数ペア:

[(1, 17920696), (2, 8960348), (4, 4480174), (8, 2240087), (83, 215912), (137, 130808), (166, 107956), (197, 90968), (274, 65404), (332, 53978), (394, 45484), (548, 32702), (664, 26989), (788, 22742), (1096, 16351), (1576, 11371)]