18374440539

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67305643}}^1$

素因数の和:67305666

約数の個数: 16

約数和(自身を含む): 30152928512

約数和(自身を除く): 11778487973

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 67305643, 201916929, 471139501, 874973359, 1413418503, 2624920077, 6124813513, 18374440539]

約数ペア:

[(1, 18374440539), (3, 6124813513), (7, 2624920077), (13, 1413418503), (21, 874973359), (39, 471139501), (91, 201916929), (273, 67305643)]