20701226

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{16249}}^1$

素因数の和:16278

約数の個数: 24

約数和(自身を含む): 38902500

約数和(自身を除く): 18201274

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 182, 637, 1274, 16249, 32498, 113743, 211237, 227486, 422474, 796201, 1478659, 1592402, 2957318, 10350613, 20701226]

約数ペア:

[(1, 20701226), (2, 10350613), (7, 2957318), (13, 1592402), (14, 1478659), (26, 796201), (49, 422474), (91, 227486), (98, 211237), (182, 113743), (637, 32498), (1274, 16249)]