20507790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{16673}}^1$

素因数の和:16724

約数の個数: 32

約数和(自身を含む): 50422176

約数和(自身を除く): 29914386

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 41, 82, 123, 205, 246, 410, 615, 1230, 16673, 33346, 50019, 83365, 100038, 166730, 250095, 500190, 683593, 1367186, 2050779, 3417965, 4101558, 6835930, 10253895, 20507790]

約数ペア:

[(1, 20507790), (2, 10253895), (3, 6835930), (5, 4101558), (6, 3417965), (10, 2050779), (15, 1367186), (30, 683593), (41, 500190), (82, 250095), (123, 166730), (205, 100038), (246, 83365), (410, 50019), (615, 33346), (1230, 16673)]