20455894

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{14549}}^1$

素因数の和:14607

約数の個数: 16

約数和(自身を含む): 33174000

約数和(自身を除く): 12718106

約数列:

[1, 2, 19, 37, 38, 74, 703, 1406, 14549, 29098, 276431, 538313, 552862, 1076626, 10227947, 20455894]

約数ペア:

[(1, 20455894), (2, 10227947), (19, 1076626), (37, 552862), (38, 538313), (74, 276431), (703, 29098), (1406, 14549)]