20456842

素因数分解:

$2^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1\times {\mathrm{193}}^1$

素因数の和:382

約数の個数: 32

約数和(自身を含む): 36093312

約数和(自身を除く): 15636470

約数列:

[1, 2, 7, 14, 67, 113, 134, 193, 226, 386, 469, 791, 938, 1351, 1582, 2702, 7571, 12931, 15142, 21809, 25862, 43618, 52997, 90517, 105994, 152663, 181034, 305326, 1461203, 2922406, 10228421, 20456842]

約数ペア:

[(1, 20456842), (2, 10228421), (7, 2922406), (14, 1461203), (67, 305326), (113, 181034), (134, 152663), (193, 105994), (226, 90517), (386, 52997), (469, 43618), (791, 25862), (938, 21809), (1351, 15142), (1582, 12931), (2702, 7571)]