19254255

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{881}}^1$

素因数の和:967

約数の個数: 32

約数和(自身を含む): 32514048

約数和(自身を除く): 13259793

約数列:

[1, 3, 5, 15, 31, 47, 93, 141, 155, 235, 465, 705, 881, 1457, 2643, 4371, 4405, 7285, 13215, 21855, 27311, 41407, 81933, 124221, 136555, 207035, 409665, 621105, 1283617, 3850851, 6418085, 19254255]

約数ペア:

[(1, 19254255), (3, 6418085), (5, 3850851), (15, 1283617), (31, 621105), (47, 409665), (93, 207035), (141, 136555), (155, 124221), (235, 81933), (465, 41407), (705, 27311), (881, 21855), (1457, 13215), (2643, 7285), (4371, 4405)]