22900028

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{991}}^1$

素因数の和:1157

約数の個数: 24

約数和(自身を含む): 41247360

約数和(自身を除く): 18347332

約数列:

[1, 2, 4, 53, 106, 109, 212, 218, 436, 991, 1982, 3964, 5777, 11554, 23108, 52523, 105046, 108019, 210092, 216038, 432076, 5725007, 11450014, 22900028]

約数ペア:

[(1, 22900028), (2, 11450014), (4, 5725007), (53, 432076), (106, 216038), (109, 210092), (212, 108019), (218, 105046), (436, 52523), (991, 23108), (1982, 11554), (3964, 5777)]