19854043

素因数分解:

${\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:199

約数の個数: 24

約数和(自身を含む): 23152640

約数和(自身を除く): 3298597

約数列:

[1, 11, 31, 67, 79, 121, 341, 737, 869, 2077, 2449, 3751, 5293, 8107, 9559, 22847, 26939, 58223, 164083, 251317, 296329, 640453, 1804913, 19854043]

約数ペア:

[(1, 19854043), (11, 1804913), (31, 640453), (67, 296329), (79, 251317), (121, 164083), (341, 58223), (737, 26939), (869, 22847), (2077, 9559), (2449, 8107), (3751, 5293)]