20475466

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{761}}^1\times {\mathrm{1223}}^1$

素因数の和:1997

約数の個数: 16

約数和(自身を含む): 33576768

約数和(自身を除く): 13101302

約数列:

[1, 2, 11, 22, 761, 1223, 1522, 2446, 8371, 13453, 16742, 26906, 930703, 1861406, 10237733, 20475466]

約数ペア:

[(1, 20475466), (2, 10237733), (11, 1861406), (22, 930703), (761, 26906), (1223, 16742), (1522, 13453), (2446, 8371)]