19793746

素因数分解:

$2^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{109}}^2$

素因数の和:251

約数の個数: 36

約数和(自身を含む): 36908298

約数和(自身を除く): 17114552

約数列:

[1, 2, 7, 14, 17, 34, 49, 98, 109, 119, 218, 238, 763, 833, 1526, 1666, 1853, 3706, 5341, 10682, 11881, 12971, 23762, 25942, 83167, 90797, 166334, 181594, 201977, 403954, 582169, 1164338, 1413839, 2827678, 9896873, 19793746]

約数ペア:

[(1, 19793746), (2, 9896873), (7, 2827678), (14, 1413839), (17, 1164338), (34, 582169), (49, 403954), (98, 201977), (109, 181594), (119, 166334), (218, 90797), (238, 83167), (763, 25942), (833, 23762), (1526, 12971), (1666, 11881), (1853, 10682), (3706, 5341)]