20175983421

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{937}}^1\times {\mathrm{13883}}^1$

素因数の和:14881

約数の個数: 32

約数和(自身を含む): 30005434368

約数和(自身を除く): 9829450947

約数列:

[1, 3, 11, 33, 47, 141, 517, 937, 1551, 2811, 10307, 13883, 30921, 41649, 44039, 132117, 152713, 458139, 484429, 652501, 1453287, 1957503, 7177511, 13008371, 21532533, 39025113, 143092081, 429276243, 611393437, 1834180311, 6725327807, 20175983421]

約数ペア:

[(1, 20175983421), (3, 6725327807), (11, 1834180311), (33, 611393437), (47, 429276243), (141, 143092081), (517, 39025113), (937, 21532533), (1551, 13008371), (2811, 7177511), (10307, 1957503), (13883, 1453287), (30921, 652501), (41649, 484429), (44039, 458139), (132117, 152713)]