19980407

素因数分解:

${\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{13171}}^1$

素因数の和:13249

約数の個数: 8

約数和(自身を含む): 21022512

約数和(自身を除く): 1042105

約数列:

[1, 37, 41, 1517, 13171, 487327, 540011, 19980407]

約数ペア:

[(1, 19980407), (37, 540011), (41, 487327), (1517, 13171)]