20002215

素因数分解:

$3^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{8831}}^1$

素因数の和:8990

約数の個数: 16

約数和(自身を含む): 32219136

約数和(自身を除く): 12216921

約数列:

[1, 3, 5, 15, 151, 453, 755, 2265, 8831, 26493, 44155, 132465, 1333481, 4000443, 6667405, 20002215]

約数ペア:

[(1, 20002215), (3, 6667405), (5, 4000443), (15, 1333481), (151, 132465), (453, 44155), (755, 26493), (2265, 8831)]