18330478

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{4973}}^1$

素因数の和:5091

約数の個数: 16

約数和(自身を含む): 29247120

約数和(自身を除く): 10916642

約数列:

[1, 2, 19, 38, 97, 194, 1843, 3686, 4973, 9946, 94487, 188974, 482381, 964762, 9165239, 18330478]

約数ペア:

[(1, 18330478), (2, 9165239), (19, 964762), (38, 482381), (97, 188974), (194, 94487), (1843, 9946), (3686, 4973)]