18799145

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{307}}^1\times {\mathrm{331}}^1$

素因数の和:680

約数の個数: 16

約数和(自身を含む): 23314368

約数和(自身を除く): 4515223

約数列:

[1, 5, 37, 185, 307, 331, 1535, 1655, 11359, 12247, 56795, 61235, 101617, 508085, 3759829, 18799145]

約数ペア:

[(1, 18799145), (5, 3759829), (37, 508085), (185, 101617), (307, 61235), (331, 56795), (1535, 12247), (1655, 11359)]