19378306

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{1999}}^1$

素因数の和:2169

約数の個数: 16

約数和(自身を含む): 30096000

約数和(自身を除く): 10717694

約数列:

[1, 2, 37, 74, 131, 262, 1999, 3998, 4847, 9694, 73963, 147926, 261869, 523738, 9689153, 19378306]

約数ペア:

[(1, 19378306), (2, 9689153), (37, 523738), (74, 261869), (131, 147926), (262, 73963), (1999, 9694), (3998, 4847)]