19883067

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{449}}^1\times {\mathrm{509}}^1$

素因数の和:990

約数の個数: 16

約数和(自身を含む): 27540000

約数和(自身を除く): 7656933

約数列:

[1, 3, 29, 87, 449, 509, 1347, 1527, 13021, 14761, 39063, 44283, 228541, 685623, 6627689, 19883067]

約数ペア:

[(1, 19883067), (3, 6627689), (29, 685623), (87, 228541), (449, 44283), (509, 39063), (1347, 14761), (1527, 13021)]