20919729603

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{461}}^1\times {\mathrm{479}}^1\times {\mathrm{1373}}^1$

素因数の和:2339

約数の個数: 32

約数和(自身を含む): 29251031040

約数和(自身を除く): 8331301437

約数列:

[1, 3, 23, 69, 461, 479, 1373, 1383, 1437, 4119, 10603, 11017, 31579, 31809, 33051, 94737, 220819, 632953, 657667, 662457, 1898859, 1973001, 5078837, 14557919, 15126341, 15236511, 43673757, 45379023, 303184487, 909553461, 6973243201, 20919729603]

約数ペア:

[(1, 20919729603), (3, 6973243201), (23, 909553461), (69, 303184487), (461, 45379023), (479, 43673757), (1373, 15236511), (1383, 15126341), (1437, 14557919), (4119, 5078837), (10603, 1973001), (11017, 1898859), (31579, 662457), (31809, 657667), (33051, 632953), (94737, 220819)]