20159433

素因数分解:

$3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{2689}}^1$

素因数の和:2726

約数の個数: 36

約数和(自身を含む): 35879220

約数和(自身を除く): 15719787

約数列:

[1, 3, 7, 9, 17, 21, 49, 51, 63, 119, 147, 153, 357, 441, 833, 1071, 2499, 2689, 7497, 8067, 18823, 24201, 45713, 56469, 131761, 137139, 169407, 319991, 395283, 411417, 959973, 1185849, 2239937, 2879919, 6719811, 20159433]

約数ペア:

[(1, 20159433), (3, 6719811), (7, 2879919), (9, 2239937), (17, 1185849), (21, 959973), (49, 411417), (51, 395283), (63, 319991), (119, 169407), (147, 137139), (153, 131761), (357, 56469), (441, 45713), (833, 24201), (1071, 18823), (2499, 8067), (2689, 7497)]