20859874

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1\times {\mathrm{269}}^1$

素因数の和:498

約数の個数: 32

約数和(自身を含む): 37324800

約数和(自身を除く): 16464926

約数列:

[1, 2, 7, 14, 29, 58, 191, 203, 269, 382, 406, 538, 1337, 1883, 2674, 3766, 5539, 7801, 11078, 15602, 38773, 51379, 54607, 77546, 102758, 109214, 359653, 719306, 1489991, 2979982, 10429937, 20859874]

約数ペア:

[(1, 20859874), (2, 10429937), (7, 2979982), (14, 1489991), (29, 719306), (58, 359653), (191, 109214), (203, 102758), (269, 77546), (382, 54607), (406, 51379), (538, 38773), (1337, 15602), (1883, 11078), (2674, 7801), (3766, 5539)]