19440295

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{179}}^1$

素因数の和:327

約数の個数: 32

約数和(自身を含む): 27993600

約数和(自身を除く): 8553305

約数列:

[1, 5, 7, 29, 35, 107, 145, 179, 203, 535, 749, 895, 1015, 1253, 3103, 3745, 5191, 6265, 15515, 19153, 21721, 25955, 36337, 95765, 108605, 134071, 181685, 555437, 670355, 2777185, 3888059, 19440295]

約数ペア:

[(1, 19440295), (5, 3888059), (7, 2777185), (29, 670355), (35, 555437), (107, 181685), (145, 134071), (179, 108605), (203, 95765), (535, 36337), (749, 25955), (895, 21721), (1015, 19153), (1253, 15515), (3103, 6265), (3745, 5191)]