28974774242

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{1109}}^1\times {\mathrm{687551}}^1$

素因数の和:688681

約数の個数: 16

約数和(自身を含む): 45790963200

約数和(自身を除く): 16816188958

約数列:

[1, 2, 19, 38, 1109, 2218, 21071, 42142, 687551, 1375102, 13063469, 26126938, 762494059, 1524988118, 14487387121, 28974774242]

約数ペア:

[(1, 28974774242), (2, 14487387121), (19, 1524988118), (38, 762494059), (1109, 26126938), (2218, 13063469), (21071, 1375102), (42142, 687551)]