19408516

素因数分解:

$2^2\times {\mathrm{107}}^1\times {\mathrm{137}}^1\times {\mathrm{331}}^1$

素因数の和:579

約数の個数: 24

約数和(自身を含む): 34636896

約数和(自身を除く): 15228380

約数列:

[1, 2, 4, 107, 137, 214, 274, 331, 428, 548, 662, 1324, 14659, 29318, 35417, 45347, 58636, 70834, 90694, 141668, 181388, 4852129, 9704258, 19408516]

約数ペア:

[(1, 19408516), (2, 9704258), (4, 4852129), (107, 181388), (137, 141668), (214, 90694), (274, 70834), (331, 58636), (428, 45347), (548, 35417), (662, 29318), (1324, 14659)]