18412729

素因数分解:

${\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{727}}^1$

素因数の和:820

約数の個数: 16

約数和(自身を含む): 20500480

約数和(自身を除く): 2087751

約数列:

[1, 19, 31, 43, 589, 727, 817, 1333, 13813, 22537, 25327, 31261, 428203, 593959, 969091, 18412729]

約数ペア:

[(1, 18412729), (19, 969091), (31, 593959), (43, 428203), (589, 31261), (727, 25327), (817, 22537), (1333, 13813)]