19491236

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{757}}^1$

素因数の和:959

約数の個数: 24

約数和(自身を含む): 35210616

約数和(自身を除く): 15719380

約数列:

[1, 2, 4, 41, 82, 157, 164, 314, 628, 757, 1514, 3028, 6437, 12874, 25748, 31037, 62074, 118849, 124148, 237698, 475396, 4872809, 9745618, 19491236]

約数ペア:

[(1, 19491236), (2, 9745618), (4, 4872809), (41, 475396), (82, 237698), (157, 124148), (164, 118849), (314, 62074), (628, 31037), (757, 25748), (1514, 12874), (3028, 6437)]