20464996

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{2609}}^1$

素因数の和:2703

約数の個数: 24

約数和(自身を含む): 37490040

約数和(自身を除く): 17025044

約数列:

[1, 2, 4, 37, 53, 74, 106, 148, 212, 1961, 2609, 3922, 5218, 7844, 10436, 96533, 138277, 193066, 276554, 386132, 553108, 5116249, 10232498, 20464996]

約数ペア:

[(1, 20464996), (2, 10232498), (4, 5116249), (37, 553108), (53, 386132), (74, 276554), (106, 193066), (148, 138277), (212, 96533), (1961, 10436), (2609, 7844), (3922, 5218)]