201621730

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{523}}^1\times {\mathrm{2029}}^1$

素因数の和:2578

約数の個数: 32

約数和(自身を含む): 382939200

約数和(自身を除く): 181317470

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 523, 1046, 2029, 2615, 4058, 5230, 9937, 10145, 19874, 20290, 38551, 49685, 77102, 99370, 192755, 385510, 1061167, 2122334, 5305835, 10611670, 20162173, 40324346, 100810865, 201621730]

約数ペア:

[(1, 201621730), (2, 100810865), (5, 40324346), (10, 20162173), (19, 10611670), (38, 5305835), (95, 2122334), (190, 1061167), (523, 385510), (1046, 192755), (2029, 99370), (2615, 77102), (4058, 49685), (5230, 38551), (9937, 20290), (10145, 19874)]