19874344

素因数分解:

$2^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{5297}}^1$

素因数の和:5377

約数の個数: 32

約数和(自身を含む): 43231680

約数和(自身を除く): 23357336

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 67, 134, 268, 469, 536, 938, 1876, 3752, 5297, 10594, 21188, 37079, 42376, 74158, 148316, 296632, 354899, 709798, 1419596, 2484293, 2839192, 4968586, 9937172, 19874344]

約数ペア:

[(1, 19874344), (2, 9937172), (4, 4968586), (7, 2839192), (8, 2484293), (14, 1419596), (28, 709798), (56, 354899), (67, 296632), (134, 148316), (268, 74158), (469, 42376), (536, 37079), (938, 21188), (1876, 10594), (3752, 5297)]