18515026

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:234

約数の個数: 32

約数和(自身を含む): 29937600

約数和(自身を除く): 11422574

約数列:

[1, 2, 41, 43, 59, 82, 86, 89, 118, 178, 1763, 2419, 2537, 3526, 3649, 3827, 4838, 5074, 5251, 7298, 7654, 10502, 104017, 156907, 208034, 215291, 225793, 313814, 430582, 451586, 9257513, 18515026]

約数ペア:

[(1, 18515026), (2, 9257513), (41, 451586), (43, 430582), (59, 313814), (82, 225793), (86, 215291), (89, 208034), (118, 156907), (178, 104017), (1763, 10502), (2419, 7654), (2537, 7298), (3526, 5251), (3649, 5074), (3827, 4838)]