20153658

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{673}}^1$

素因数の和:739

約数の個数: 64

約数和(自身を含む): 49692672

約数和(自身を除く): 29539014

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 31, 42, 46, 62, 69, 93, 138, 161, 186, 217, 322, 434, 483, 651, 673, 713, 966, 1302, 1346, 1426, 2019, 2139, 4038, 4278, 4711, 4991, 9422, 9982, 14133, 14973, 15479, 20863, 28266, 29946, 30958, 41726, 46437, 62589, 92874, 108353, 125178, 146041, 216706, 292082, 325059, 438123, 479849, 650118, 876246, 959698, 1439547, 2879094, 3358943, 6717886, 10076829, 20153658]

約数ペア:

[(1, 20153658), (2, 10076829), (3, 6717886), (6, 3358943), (7, 2879094), (14, 1439547), (21, 959698), (23, 876246), (31, 650118), (42, 479849), (46, 438123), (62, 325059), (69, 292082), (93, 216706), (138, 146041), (161, 125178), (186, 108353), (217, 92874), (322, 62589), (434, 46437), (483, 41726), (651, 30958), (673, 29946), (713, 28266), (966, 20863), (1302, 15479), (1346, 14973), (1426, 14133), (2019, 9982), (2139, 9422), (4038, 4991), (4278, 4711)]