20448

素因数分解:

$2^5\times 3^2\times {\mathrm{71}}^1$

素因数の和:87

約数の個数: 36

約数和(自身を含む): 58968

約数和(自身を除く): 38520

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 71, 72, 96, 142, 144, 213, 284, 288, 426, 568, 639, 852, 1136, 1278, 1704, 2272, 2556, 3408, 5112, 6816, 10224, 20448]

約数ペア:

[(1, 20448), (2, 10224), (3, 6816), (4, 5112), (6, 3408), (8, 2556), (9, 2272), (12, 1704), (16, 1278), (18, 1136), (24, 852), (32, 639), (36, 568), (48, 426), (71, 288), (72, 284), (96, 213), (142, 144)]