19689966

素因数分解:

$2^1\times 3^4\times {\mathrm{19}}^1\times {\mathrm{6397}}^1$

素因数の和:6430

約数の個数: 40

約数和(自身を含む): 46449480

約数和(自身を除く): 26759514

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 162, 171, 342, 513, 1026, 1539, 3078, 6397, 12794, 19191, 38382, 57573, 115146, 121543, 172719, 243086, 345438, 364629, 518157, 729258, 1036314, 1093887, 2187774, 3281661, 6563322, 9844983, 19689966]

約数ペア:

[(1, 19689966), (2, 9844983), (3, 6563322), (6, 3281661), (9, 2187774), (18, 1093887), (19, 1036314), (27, 729258), (38, 518157), (54, 364629), (57, 345438), (81, 243086), (114, 172719), (162, 121543), (171, 115146), (342, 57573), (513, 38382), (1026, 19191), (1539, 12794), (3078, 6397)]