18853809

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{907}}^1$

素因数の和:977

約数の個数: 24

約数和(自身を含む): 27915552

約数和(自身を除く): 9061743

約数列:

[1, 3, 13, 39, 41, 123, 169, 507, 533, 907, 1599, 2721, 6929, 11791, 20787, 35373, 37187, 111561, 153283, 459849, 483431, 1450293, 6284603, 18853809]

約数ペア:

[(1, 18853809), (3, 6284603), (13, 1450293), (39, 483431), (41, 459849), (123, 153283), (169, 111561), (507, 37187), (533, 35373), (907, 20787), (1599, 11791), (2721, 6929)]