18478235

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{1459}}^1$

素因数の和:1630

約数の個数: 16

約数和(自身を含む): 23652000

約数和(自身を除く): 5173765

約数列:

[1, 5, 17, 85, 149, 745, 1459, 2533, 7295, 12665, 24803, 124015, 217391, 1086955, 3695647, 18478235]

約数ペア:

[(1, 18478235), (5, 3695647), (17, 1086955), (85, 217391), (149, 124015), (745, 24803), (1459, 12665), (2533, 7295)]