9903218

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20047}}^1$

素因数の和:20081

約数の個数: 16

約数和(自身を含む): 16840320

約数和(自身を除く): 6937102

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 20047, 40094, 260611, 380893, 521222, 761786, 4951609, 9903218]

約数ペア:

[(1, 9903218), (2, 4951609), (13, 761786), (19, 521222), (26, 380893), (38, 260611), (247, 40094), (494, 20047)]