19942905

素因数分解:

$3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{8923}}^1$

素因数の和:9080

約数の個数: 16

約数和(自身を含む): 32126400

約数和(自身を除く): 12183495

約数列:

[1, 3, 5, 15, 149, 447, 745, 2235, 8923, 26769, 44615, 133845, 1329527, 3988581, 6647635, 19942905]

約数ペア:

[(1, 19942905), (3, 6647635), (5, 3988581), (15, 1329527), (149, 133845), (447, 44615), (745, 26769), (2235, 8923)]