18617986

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{5051}}^1$

素因数の和:5169

約数の個数: 16

約数和(自身を含む): 29705760

約数和(自身を除く): 11087774

約数列:

[1, 2, 19, 38, 97, 194, 1843, 3686, 5051, 10102, 95969, 191938, 489947, 979894, 9308993, 18617986]

約数ペア:

[(1, 18617986), (2, 9308993), (19, 979894), (38, 489947), (97, 191938), (194, 95969), (1843, 10102), (3686, 5051)]