2847644

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{421}}^1$

素因数の和:533

約数の個数: 24

約数和(自身を含む): 5317200

約数和(自身を除く): 2469556

約数列:

[1, 2, 4, 19, 38, 76, 89, 178, 356, 421, 842, 1684, 1691, 3382, 6764, 7999, 15998, 31996, 37469, 74938, 149876, 711911, 1423822, 2847644]

約数ペア:

[(1, 2847644), (2, 1423822), (4, 711911), (19, 149876), (38, 74938), (76, 37469), (89, 31996), (178, 15998), (356, 7999), (421, 6764), (842, 3382), (1684, 1691)]