18013005

素因数分解:

$3^2\times 5^1\times {\mathrm{613}}^1\times {\mathrm{653}}^1$

素因数の和:1277

約数の個数: 24

約数和(自身を含む): 31321368

約数和(自身を除く): 13308363

約数列:

[1, 3, 5, 9, 15, 45, 613, 653, 1839, 1959, 3065, 3265, 5517, 5877, 9195, 9795, 27585, 29385, 400289, 1200867, 2001445, 3602601, 6004335, 18013005]

約数ペア:

[(1, 18013005), (3, 6004335), (5, 3602601), (9, 2001445), (15, 1200867), (45, 400289), (613, 29385), (653, 27585), (1839, 9795), (1959, 9195), (3065, 5877), (3265, 5517)]