19645059

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{457}}^1$

素因数の和:579

約数の個数: 32

約数和(自身を含む): 31656960

約数和(自身を除く): 12011901

約数列:

[1, 3, 7, 21, 23, 69, 89, 161, 267, 457, 483, 623, 1371, 1869, 2047, 3199, 6141, 9597, 10511, 14329, 31533, 40673, 42987, 73577, 122019, 220731, 284711, 854133, 935479, 2806437, 6548353, 19645059]

約数ペア:

[(1, 19645059), (3, 6548353), (7, 2806437), (21, 935479), (23, 854133), (69, 284711), (89, 220731), (161, 122019), (267, 73577), (457, 42987), (483, 40673), (623, 31533), (1371, 14329), (1869, 10511), (2047, 9597), (3199, 6141)]