405989492

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{1481}}^1\times {\mathrm{3607}}^1$

素因数の和:5111

約数の個数: 24

約数和(自身を含む): 748587840

約数和(自身を除く): 342598348

約数列:

[1, 2, 4, 19, 38, 76, 1481, 2962, 3607, 5924, 7214, 14428, 28139, 56278, 68533, 112556, 137066, 274132, 5341967, 10683934, 21367868, 101497373, 202994746, 405989492]

約数ペア:

[(1, 405989492), (2, 202994746), (4, 101497373), (19, 21367868), (38, 10683934), (76, 5341967), (1481, 274132), (2962, 137066), (3607, 112556), (5924, 68533), (7214, 56278), (14428, 28139)]