19642749

素因数分解:

$3^1\times 7^1\times {\mathrm{461}}^1\times {\mathrm{2029}}^1$

素因数の和:2500

約数の個数: 16

約数和(自身を含む): 30011520

約数和(自身を除く): 10368771

約数列:

[1, 3, 7, 21, 461, 1383, 2029, 3227, 6087, 9681, 14203, 42609, 935369, 2806107, 6547583, 19642749]

約数ペア:

[(1, 19642749), (3, 6547583), (7, 2806107), (21, 935369), (461, 42609), (1383, 14203), (2029, 9681), (3227, 6087)]