162171878

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{387971}}^1$

素因数の和:388003

約数の個数: 16

約数和(自身を含む): 279339840

約数和(自身を除く): 117167962

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 387971, 775942, 4267681, 7371449, 8535362, 14742898, 81085939, 162171878]

約数ペア:

[(1, 162171878), (2, 81085939), (11, 14742898), (19, 8535362), (22, 7371449), (38, 4267681), (209, 775942), (418, 387971)]