1801940221

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1277}}^1\times {\mathrm{3229}}^1$

素因数の和:4548

約数の個数: 16

約数和(自身を含む): 1981411200

約数和(自身を除く): 179470979

約数列:

[1, 19, 23, 437, 1277, 3229, 24263, 29371, 61351, 74267, 558049, 1411073, 4123433, 78345227, 94838959, 1801940221]

約数ペア:

[(1, 1801940221), (19, 94838959), (23, 78345227), (437, 4123433), (1277, 1411073), (3229, 558049), (24263, 74267), (29371, 61351)]