19261645

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{8009}}^1$

素因数の和:8064

約数の個数: 16

約数和(自身を含む): 25567920

約数和(自身を除く): 6306275

約数列:

[1, 5, 13, 37, 65, 185, 481, 2405, 8009, 40045, 104117, 296333, 520585, 1481665, 3852329, 19261645]

約数ペア:

[(1, 19261645), (5, 3852329), (13, 1481665), (37, 520585), (65, 296333), (185, 104117), (481, 40045), (2405, 8009)]