20178063052

素因数分解:

$2^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{3658097}}^1$

素因数の和:3658305

約数の個数: 24

約数和(自身を含む): 40560990624

約数和(自身を除く): 20382927572

約数列:

[1, 2, 4, 7, 14, 28, 197, 394, 788, 1379, 2758, 5516, 3658097, 7316194, 14632388, 25606679, 51213358, 102426716, 720645109, 1441290218, 2882580436, 5044515763, 10089031526, 20178063052]

約数ペア:

[(1, 20178063052), (2, 10089031526), (4, 5044515763), (7, 2882580436), (14, 1441290218), (28, 720645109), (197, 102426716), (394, 51213358), (788, 25606679), (1379, 14632388), (2758, 7316194), (5516, 3658097)]