19482905

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{8101}}^1$

素因数の和:8156

約数の個数: 16

約数和(自身を含む): 25861584

約数和(自身を除く): 6378679

約数列:

[1, 5, 13, 37, 65, 185, 481, 2405, 8101, 40505, 105313, 299737, 526565, 1498685, 3896581, 19482905]

約数ペア:

[(1, 19482905), (5, 3896581), (13, 1498685), (37, 526565), (65, 299737), (185, 105313), (481, 40505), (2405, 8101)]