20021528

素因数分解:

$2^3\times {\mathrm{331}}^1\times {\mathrm{7561}}^1$

素因数の和:7898

約数の個数: 16

約数和(自身を含む): 37658760

約数和(自身を除く): 17637232

約数列:

[1, 2, 4, 8, 331, 662, 1324, 2648, 7561, 15122, 30244, 60488, 2502691, 5005382, 10010764, 20021528]

約数ペア:

[(1, 20021528), (2, 10010764), (4, 5005382), (8, 2502691), (331, 60488), (662, 30244), (1324, 15122), (2648, 7561)]