2013805444

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1\times {\mathrm{6173}}^1$

素因数の和:6436

約数の個数: 48

約数和(自身を含む): 4115736576

約数和(自身を除く): 2101931132

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 191, 244, 382, 427, 764, 854, 1337, 1708, 2674, 5348, 6173, 11651, 12346, 23302, 24692, 43211, 46604, 81557, 86422, 163114, 172844, 326228, 376553, 753106, 1179043, 1506212, 2358086, 2635871, 4716172, 5271742, 8253301, 10543484, 16506602, 33013204, 71921623, 143843246, 287686492, 503451361, 1006902722, 2013805444]

約数ペア:

[(1, 2013805444), (2, 1006902722), (4, 503451361), (7, 287686492), (14, 143843246), (28, 71921623), (61, 33013204), (122, 16506602), (191, 10543484), (244, 8253301), (382, 5271742), (427, 4716172), (764, 2635871), (854, 2358086), (1337, 1506212), (1708, 1179043), (2674, 753106), (5348, 376553), (6173, 326228), (11651, 172844), (12346, 163114), (23302, 86422), (24692, 81557), (43211, 46604)]