19820031

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{359}}^1$

素因数の和:619

約数の個数: 32

約数和(自身を含む): 33177600

約数和(自身を除く): 13357569

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 239, 359, 717, 1077, 1673, 2513, 2629, 3949, 5019, 7539, 7887, 11847, 18403, 27643, 55209, 82929, 85801, 257403, 600607, 943811, 1801821, 2831433, 6606677, 19820031]

約数ペア:

[(1, 19820031), (3, 6606677), (7, 2831433), (11, 1801821), (21, 943811), (33, 600607), (77, 257403), (231, 85801), (239, 82929), (359, 55209), (717, 27643), (1077, 18403), (1673, 11847), (2513, 7887), (2629, 7539), (3949, 5019)]