20543726

素因数分解:

$2^1\times 7^1\times {\mathrm{823}}^1\times {\mathrm{1783}}^1$

素因数の和:2615

約数の個数: 16

約数和(自身を含む): 35280384

約数和(自身を除く): 14736658

約数列:

[1, 2, 7, 14, 823, 1646, 1783, 3566, 5761, 11522, 12481, 24962, 1467409, 2934818, 10271863, 20543726]

約数ペア:

[(1, 20543726), (2, 10271863), (7, 2934818), (14, 1467409), (823, 24962), (1646, 12481), (1783, 11522), (3566, 5761)]