20221535978

素因数分解:

$2^1\times 7^1\times {\mathrm{641}}^1\times {\mathrm{1021}}^1\times {\mathrm{2207}}^1$

素因数の和:3878

約数の個数: 32

約数和(自身を含む): 34769323008

約数和(自身を除く): 14547787030

約数列:

[1, 2, 7, 14, 641, 1021, 1282, 2042, 2207, 4414, 4487, 7147, 8974, 14294, 15449, 30898, 654461, 1308922, 1414687, 2253347, 2829374, 4506694, 4581227, 9162454, 9902809, 15773429, 19805618, 31546858, 1444395427, 2888790854, 10110767989, 20221535978]

約数ペア:

[(1, 20221535978), (2, 10110767989), (7, 2888790854), (14, 1444395427), (641, 31546858), (1021, 19805618), (1282, 15773429), (2042, 9902809), (2207, 9162454), (4414, 4581227), (4487, 4506694), (7147, 2829374), (8974, 2253347), (14294, 1414687), (15449, 1308922), (30898, 654461)]