20168265

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{1753}}^1$

素因数の和:1833

約数の個数: 32

約数和(自身を含む): 35360640

約数和(自身を除く): 15192375

約数列:

[1, 3, 5, 13, 15, 39, 59, 65, 177, 195, 295, 767, 885, 1753, 2301, 3835, 5259, 8765, 11505, 22789, 26295, 68367, 103427, 113945, 310281, 341835, 517135, 1344551, 1551405, 4033653, 6722755, 20168265]

約数ペア:

[(1, 20168265), (3, 6722755), (5, 4033653), (13, 1551405), (15, 1344551), (39, 517135), (59, 341835), (65, 310281), (177, 113945), (195, 103427), (295, 68367), (767, 26295), (885, 22789), (1753, 11505), (2301, 8765), (3835, 5259)]