19214804

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{4937}}^1$

素因数の和:5087

約数の個数: 24

約数和(自身を含む): 38713920

約数和(自身を除く): 19499116

約数列:

[1, 2, 4, 7, 14, 28, 139, 278, 556, 973, 1946, 3892, 4937, 9874, 19748, 34559, 69118, 138236, 686243, 1372486, 2744972, 4803701, 9607402, 19214804]

約数ペア:

[(1, 19214804), (2, 9607402), (4, 4803701), (7, 2744972), (14, 1372486), (28, 686243), (139, 138236), (278, 69118), (556, 34559), (973, 19748), (1946, 9874), (3892, 4937)]