18597922

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{503}}^1$

素因数の和:670

約数の個数: 32

約数和(自身を含む): 33868800

約数和(自身を除く): 15270878

約数列:

[1, 2, 7, 14, 19, 38, 133, 139, 266, 278, 503, 973, 1006, 1946, 2641, 3521, 5282, 7042, 9557, 18487, 19114, 36974, 66899, 69917, 133798, 139834, 489419, 978838, 1328423, 2656846, 9298961, 18597922]

約数ペア:

[(1, 18597922), (2, 9298961), (7, 2656846), (14, 1328423), (19, 978838), (38, 489419), (133, 139834), (139, 133798), (266, 69917), (278, 66899), (503, 36974), (973, 19114), (1006, 18487), (1946, 9557), (2641, 7042), (3521, 5282)]