19909410

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{769}}^1\times {\mathrm{863}}^1$

素因数の和:1642

約数の個数: 32

約数和(自身を含む): 47900160

約数和(自身を除く): 27990750

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 769, 863, 1538, 1726, 2307, 2589, 3845, 4315, 4614, 5178, 7690, 8630, 11535, 12945, 23070, 25890, 663647, 1327294, 1990941, 3318235, 3981882, 6636470, 9954705, 19909410]

約数ペア:

[(1, 19909410), (2, 9954705), (3, 6636470), (5, 3981882), (6, 3318235), (10, 1990941), (15, 1327294), (30, 663647), (769, 25890), (863, 23070), (1538, 12945), (1726, 11535), (2307, 8630), (2589, 7690), (3845, 5178), (4315, 4614)]