20388824

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{4327}}^1$

素因数の和:4383

約数の個数: 32

約数和(自身を含む): 41548800

約数和(自身を除く): 21159976

約数列:

[1, 2, 4, 8, 19, 31, 38, 62, 76, 124, 152, 248, 589, 1178, 2356, 4327, 4712, 8654, 17308, 34616, 82213, 134137, 164426, 268274, 328852, 536548, 657704, 1073096, 2548603, 5097206, 10194412, 20388824]

約数ペア:

[(1, 20388824), (2, 10194412), (4, 5097206), (8, 2548603), (19, 1073096), (31, 657704), (38, 536548), (62, 328852), (76, 268274), (124, 164426), (152, 134137), (248, 82213), (589, 34616), (1178, 17308), (2356, 8654), (4327, 4712)]