20118128

素因数分解:

$2^4\times {\mathrm{373}}^1\times {\mathrm{3371}}^1$

素因数の和:3752

約数の個数: 20

約数和(自身を含む): 39094968

約数和(自身を除く): 18976840

約数列:

[1, 2, 4, 8, 16, 373, 746, 1492, 2984, 3371, 5968, 6742, 13484, 26968, 53936, 1257383, 2514766, 5029532, 10059064, 20118128]

約数ペア:

[(1, 20118128), (2, 10059064), (4, 5029532), (8, 2514766), (16, 1257383), (373, 53936), (746, 26968), (1492, 13484), (2984, 6742), (3371, 5968)]