18613282

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{1973}}^1$

素因数の和:2117

約数の個数: 16

約数和(自身を含む): 28780920

約数和(自身を除く): 10167638

約数列:

[1, 2, 53, 89, 106, 178, 1973, 3946, 4717, 9434, 104569, 175597, 209138, 351194, 9306641, 18613282]

約数ペア:

[(1, 18613282), (2, 9306641), (53, 351194), (89, 209138), (106, 175597), (178, 104569), (1973, 9434), (3946, 4717)]