20123774972

素因数分解:

$2^2\times 7^1\times {\mathrm{751}}^1\times {\mathrm{956999}}^1$

素因数の和:957761

約数の個数: 24

約数和(自身を含む): 40301184000

約数和(自身を除く): 20177409028

約数列:

[1, 2, 4, 7, 14, 28, 751, 1502, 3004, 5257, 10514, 21028, 956999, 1913998, 3827996, 6698993, 13397986, 26795972, 718706249, 1437412498, 2874824996, 5030943743, 10061887486, 20123774972]

約数ペア:

[(1, 20123774972), (2, 10061887486), (4, 5030943743), (7, 2874824996), (14, 1437412498), (28, 718706249), (751, 26795972), (1502, 13397986), (3004, 6698993), (5257, 3827996), (10514, 1913998), (21028, 956999)]