20664432

素因数分解:

$2^4\times 3^2\times {\mathrm{143503}}^1$

素因数の和:143517

約数の個数: 30

約数和(自身を含む): 57832112

約数和(自身を除く): 37167680

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 143503, 287006, 430509, 574012, 861018, 1148024, 1291527, 1722036, 2296048, 2583054, 3444072, 5166108, 6888144, 10332216, 20664432]

約数ペア:

[(1, 20664432), (2, 10332216), (3, 6888144), (4, 5166108), (6, 3444072), (8, 2583054), (9, 2296048), (12, 1722036), (16, 1291527), (18, 1148024), (24, 861018), (36, 574012), (48, 430509), (72, 287006), (144, 143503)]