15890128

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{9833}}^1$

素因数の和:9942

約数の個数: 20

約数和(自身を含む): 31095108

約数和(自身を除く): 15204980

約数列:

[1, 2, 4, 8, 16, 101, 202, 404, 808, 1616, 9833, 19666, 39332, 78664, 157328, 993133, 1986266, 3972532, 7945064, 15890128]

約数ペア:

[(1, 15890128), (2, 7945064), (4, 3972532), (8, 1986266), (16, 993133), (101, 157328), (202, 78664), (404, 39332), (808, 19666), (1616, 9833)]