25121078

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{9311}}^1$

素因数の和:9403

約数の個数: 16

約数和(自身を含む): 40227840

約数和(自身を除く): 15106762

約数列:

[1, 2, 19, 38, 71, 142, 1349, 2698, 9311, 18622, 176909, 353818, 661081, 1322162, 12560539, 25121078]

約数ペア:

[(1, 25121078), (2, 12560539), (19, 1322162), (38, 661081), (71, 353818), (142, 176909), (1349, 18622), (2698, 9311)]