18478697

素因数分解:

${\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{229}}^1$

素因数の和:416

約数の個数: 16

約数和(自身を含む): 20313600

約数和(自身を除く): 1834903

約数列:

[1, 19, 31, 137, 229, 589, 2603, 4247, 4351, 7099, 31373, 80693, 134881, 596087, 972563, 18478697]

約数ペア:

[(1, 18478697), (19, 972563), (31, 596087), (137, 134881), (229, 80693), (589, 31373), (2603, 7099), (4247, 4351)]