19650340

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{9539}}^1$

素因数の和:9651

約数の個数: 24

約数和(自身を含む): 41670720

約数和(自身を除く): 22020380

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 9539, 19078, 38156, 47695, 95390, 190780, 982517, 1965034, 3930068, 4912585, 9825170, 19650340]

約数ペア:

[(1, 19650340), (2, 9825170), (4, 4912585), (5, 3930068), (10, 1965034), (20, 982517), (103, 190780), (206, 95390), (412, 47695), (515, 38156), (1030, 19078), (2060, 9539)]