18497817

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{4273}}^1$

素因数の和:4329

約数の個数: 24

約数和(自身を含む): 29558984

約数和(自身を除く): 11061167

約数列:

[1, 3, 9, 13, 37, 39, 111, 117, 333, 481, 1443, 4273, 4329, 12819, 38457, 55549, 158101, 166647, 474303, 499941, 1422909, 2055313, 6165939, 18497817]

約数ペア:

[(1, 18497817), (3, 6165939), (9, 2055313), (13, 1422909), (37, 499941), (39, 474303), (111, 166647), (117, 158101), (333, 55549), (481, 38457), (1443, 12819), (4273, 4329)]