18813645

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{24593}}^1$

素因数の和:24621

約数の個数: 24

約数和(自身を含む): 34529976

約数和(自身を除く): 15716331

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 24593, 73779, 122965, 221337, 368895, 418081, 1106685, 1254243, 2090405, 3762729, 6271215, 18813645]

約数ペア:

[(1, 18813645), (3, 6271215), (5, 3762729), (9, 2090405), (15, 1254243), (17, 1106685), (45, 418081), (51, 368895), (85, 221337), (153, 122965), (255, 73779), (765, 24593)]