18442005

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{191}}^1$

素因数の和:397

約数の個数: 32

約数和(自身を含む): 30578688

約数和(自身を除く): 12136683

約数列:

[1, 3, 5, 15, 41, 123, 157, 191, 205, 471, 573, 615, 785, 955, 2355, 2865, 6437, 7831, 19311, 23493, 29987, 32185, 39155, 89961, 96555, 117465, 149935, 449805, 1229467, 3688401, 6147335, 18442005]

約数ペア:

[(1, 18442005), (3, 6147335), (5, 3688401), (15, 1229467), (41, 449805), (123, 149935), (157, 117465), (191, 96555), (205, 89961), (471, 39155), (573, 32185), (615, 29987), (785, 23493), (955, 19311), (2355, 7831), (2865, 6437)]