20177268196

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{3739301}}^1$

素因数の和:3739395

約数の個数: 24

約数和(自身を含む): 37692164160

約数和(自身を除く): 17514895964

約数列:

[1, 2, 4, 19, 38, 71, 76, 142, 284, 1349, 2698, 5396, 3739301, 7478602, 14957204, 71046719, 142093438, 265490371, 284186876, 530980742, 1061961484, 5044317049, 10088634098, 20177268196]

約数ペア:

[(1, 20177268196), (2, 10088634098), (4, 5044317049), (19, 1061961484), (38, 530980742), (71, 284186876), (76, 265490371), (142, 142093438), (284, 71046719), (1349, 14957204), (2698, 7478602), (5396, 3739301)]