18570981

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{593}}^1$

素因数の和:693

約数の個数: 32

約数和(自身を含む): 29538432

約数和(自身を除く): 10967451

約数列:

[1, 3, 11, 13, 33, 39, 73, 143, 219, 429, 593, 803, 949, 1779, 2409, 2847, 6523, 7709, 10439, 19569, 23127, 31317, 43289, 84799, 129867, 254397, 476179, 562757, 1428537, 1688271, 6190327, 18570981]

約数ペア:

[(1, 18570981), (3, 6190327), (11, 1688271), (13, 1428537), (33, 562757), (39, 476179), (73, 254397), (143, 129867), (219, 84799), (429, 43289), (593, 31317), (803, 23127), (949, 19569), (1779, 10439), (2409, 7709), (2847, 6523)]