19631336

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{479}}^1$

素因数の和:641

約数の個数: 32

約数和(自身を含む): 38016000

約数和(自身を除く): 18384664

約数列:

[1, 2, 4, 8, 47, 94, 109, 188, 218, 376, 436, 479, 872, 958, 1916, 3832, 5123, 10246, 20492, 22513, 40984, 45026, 52211, 90052, 104422, 180104, 208844, 417688, 2453917, 4907834, 9815668, 19631336]

約数ペア:

[(1, 19631336), (2, 9815668), (4, 4907834), (8, 2453917), (47, 417688), (94, 208844), (109, 180104), (188, 104422), (218, 90052), (376, 52211), (436, 45026), (479, 40984), (872, 22513), (958, 20492), (1916, 10246), (3832, 5123)]