19228804

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{22153}}^1$

素因数の和:22195

約数の個数: 24

約数和(自身を含む): 39699968

約数和(自身を除く): 20471164

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 22153, 44306, 88612, 155071, 310142, 620284, 686743, 1373486, 2746972, 4807201, 9614402, 19228804]

約数ペア:

[(1, 19228804), (2, 9614402), (4, 4807201), (7, 2746972), (14, 1373486), (28, 686743), (31, 620284), (62, 310142), (124, 155071), (217, 88612), (434, 44306), (868, 22153)]