20842726

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{379}}^1\times {\mathrm{887}}^1$

素因数の和:1299

約数の個数: 16

約数和(自身を含む): 32394240

約数和(自身を除く): 11551514

約数列:

[1, 2, 31, 62, 379, 758, 887, 1774, 11749, 23498, 27497, 54994, 336173, 672346, 10421363, 20842726]

約数ペア:

[(1, 20842726), (2, 10421363), (31, 672346), (62, 336173), (379, 54994), (758, 27497), (887, 23498), (1774, 11749)]