19335351

素因数分解:

$3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{4243}}^1$

素因数の和:4291

約数の個数: 24

約数和(自身を含む): 30964224

約数和(自身を除く): 11628873

約数列:

[1, 3, 7, 21, 31, 49, 93, 147, 217, 651, 1519, 4243, 4557, 12729, 29701, 89103, 131533, 207907, 394599, 623721, 920731, 2762193, 6445117, 19335351]

約数ペア:

[(1, 19335351), (3, 6445117), (7, 2762193), (21, 920731), (31, 623721), (49, 394599), (93, 207907), (147, 131533), (217, 89103), (651, 29701), (1519, 12729), (4243, 4557)]