20757990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{62903}}^1$

素因数の和:62924

約数の個数: 32

約数和(自身を含む): 54349056

約数和(自身を除く): 33591066

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 330, 62903, 125806, 188709, 314515, 377418, 629030, 691933, 943545, 1383866, 1887090, 2075799, 3459665, 4151598, 6919330, 10378995, 20757990]

約数ペア:

[(1, 20757990), (2, 10378995), (3, 6919330), (5, 4151598), (6, 3459665), (10, 2075799), (11, 1887090), (15, 1383866), (22, 943545), (30, 691933), (33, 629030), (55, 377418), (66, 314515), (110, 188709), (165, 125806), (330, 62903)]