19876788

素因数分解:

$2^2\times 3^2\times {\mathrm{283}}^1\times {\mathrm{1951}}^1$

素因数の和:2244

約数の個数: 36

約数和(自身を含む): 50447488

約数和(自身を除く): 30570700

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 283, 566, 849, 1132, 1698, 1951, 2547, 3396, 3902, 5094, 5853, 7804, 10188, 11706, 17559, 23412, 35118, 70236, 552133, 1104266, 1656399, 2208532, 3312798, 4969197, 6625596, 9938394, 19876788]

約数ペア:

[(1, 19876788), (2, 9938394), (3, 6625596), (4, 4969197), (6, 3312798), (9, 2208532), (12, 1656399), (18, 1104266), (36, 552133), (283, 70236), (566, 35118), (849, 23412), (1132, 17559), (1698, 11706), (1951, 10188), (2547, 7804), (3396, 5853), (3902, 5094)]