28873136

素因数分解:

$2^4\times {\mathrm{389}}^1\times {\mathrm{4639}}^1$

素因数の和:5036

約数の個数: 20

約数和(自身を含む): 56097600

約数和(自身を除く): 27224464

約数列:

[1, 2, 4, 8, 16, 389, 778, 1556, 3112, 4639, 6224, 9278, 18556, 37112, 74224, 1804571, 3609142, 7218284, 14436568, 28873136]

約数ペア:

[(1, 28873136), (2, 14436568), (4, 7218284), (8, 3609142), (16, 1804571), (389, 74224), (778, 37112), (1556, 18556), (3112, 9278), (4639, 6224)]