37800000028

素因数分解:

$2^2\times 7^2\times {\mathrm{192857143}}^1$

素因数の和:192857161

約数の個数: 18

約数和(自身を含む): 76950000456

約数和(自身を除く): 39150000428

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 192857143, 385714286, 771428572, 1350000001, 2700000002, 5400000004, 9450000007, 18900000014, 37800000028]

約数ペア:

[(1, 37800000028), (2, 18900000014), (4, 9450000007), (7, 5400000004), (14, 2700000002), (28, 1350000001), (49, 771428572), (98, 385714286), (196, 192857143)]