18610149

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{389}}^1\times {\mathrm{431}}^1$

素因数の和:860

約数の個数: 16

約数和(自身を含む): 25608960

約数和(自身を除く): 6998811

約数列:

[1, 3, 37, 111, 389, 431, 1167, 1293, 14393, 15947, 43179, 47841, 167659, 502977, 6203383, 18610149]

約数ペア:

[(1, 18610149), (3, 6203383), (37, 502977), (111, 167659), (389, 47841), (431, 43179), (1167, 15947), (1293, 14393)]