20610044

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1381}}^1$

素因数の和:1446

約数の個数: 48

約数和(自身を含む): 45506496

約数和(自身を除く): 24896452

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 41, 52, 82, 91, 164, 182, 287, 364, 533, 574, 1066, 1148, 1381, 2132, 2762, 3731, 5524, 7462, 9667, 14924, 17953, 19334, 35906, 38668, 56621, 71812, 113242, 125671, 226484, 251342, 396347, 502684, 736073, 792694, 1472146, 1585388, 2944292, 5152511, 10305022, 20610044]

約数ペア:

[(1, 20610044), (2, 10305022), (4, 5152511), (7, 2944292), (13, 1585388), (14, 1472146), (26, 792694), (28, 736073), (41, 502684), (52, 396347), (82, 251342), (91, 226484), (164, 125671), (182, 113242), (287, 71812), (364, 56621), (533, 38668), (574, 35906), (1066, 19334), (1148, 17953), (1381, 14924), (2132, 9667), (2762, 7462), (3731, 5524)]