40238042

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{809}}^1\times {\mathrm{1913}}^1$

素因数の和:2737

約数の個数: 16

約数和(自身を含む): 65114280

約数和(自身を除く): 24876238

約数列:

[1, 2, 13, 26, 809, 1618, 1913, 3826, 10517, 21034, 24869, 49738, 1547617, 3095234, 20119021, 40238042]

約数ペア:

[(1, 40238042), (2, 20119021), (13, 3095234), (26, 1547617), (809, 49738), (1618, 24869), (1913, 21034), (3826, 10517)]