39680821264

素因数分解:

$2^4\times 7^1\times {\mathrm{354293047}}^1$

素因数の和:354293062

約数の個数: 20

約数和(自身を含む): 87864675904

約数和(自身を除く): 48183854640

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 354293047, 708586094, 1417172188, 2480051329, 2834344376, 4960102658, 5668688752, 9920205316, 19840410632, 39680821264]

約数ペア:

[(1, 39680821264), (2, 19840410632), (4, 9920205316), (7, 5668688752), (8, 4960102658), (14, 2834344376), (16, 2480051329), (28, 1417172188), (56, 708586094), (112, 354293047)]