20151162

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{383}}^1$

素因数の和:507

約数の個数: 48

約数和(自身を含む): 45527040

約数和(自身を除く): 25375878

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 79, 111, 158, 222, 237, 333, 383, 474, 666, 711, 766, 1149, 1422, 2298, 2923, 3447, 5846, 6894, 8769, 14171, 17538, 26307, 28342, 30257, 42513, 52614, 60514, 85026, 90771, 127539, 181542, 255078, 272313, 544626, 1119509, 2239018, 3358527, 6717054, 10075581, 20151162]

約数ペア:

[(1, 20151162), (2, 10075581), (3, 6717054), (6, 3358527), (9, 2239018), (18, 1119509), (37, 544626), (74, 272313), (79, 255078), (111, 181542), (158, 127539), (222, 90771), (237, 85026), (333, 60514), (383, 52614), (474, 42513), (666, 30257), (711, 28342), (766, 26307), (1149, 17538), (1422, 14171), (2298, 8769), (2923, 6894), (3447, 5846)]