2197988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{983}}^1$

素因数の和:1043

約数の個数: 24

約数和(自身を含む): 4243008

約数和(自身を除く): 2045020

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 559, 983, 1118, 1966, 2236, 3932, 12779, 25558, 42269, 51116, 84538, 169076, 549497, 1098994, 2197988]

約数ペア:

[(1, 2197988), (2, 1098994), (4, 549497), (13, 169076), (26, 84538), (43, 51116), (52, 42269), (86, 25558), (172, 12779), (559, 3932), (983, 2236), (1118, 1966)]