19538484

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1427}}^1$

素因数の和:1604

約数の個数: 48

約数和(自身を含む): 52459008

約数和(自身を除く): 32920524

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 163, 326, 489, 652, 978, 1141, 1427, 1956, 2282, 2854, 3423, 4281, 4564, 5708, 6846, 8562, 9989, 13692, 17124, 19978, 29967, 39956, 59934, 119868, 232601, 465202, 697803, 930404, 1395606, 1628207, 2791212, 3256414, 4884621, 6512828, 9769242, 19538484]

約数ペア:

[(1, 19538484), (2, 9769242), (3, 6512828), (4, 4884621), (6, 3256414), (7, 2791212), (12, 1628207), (14, 1395606), (21, 930404), (28, 697803), (42, 465202), (84, 232601), (163, 119868), (326, 59934), (489, 39956), (652, 29967), (978, 19978), (1141, 17124), (1427, 13692), (1956, 9989), (2282, 8562), (2854, 6846), (3423, 5708), (4281, 4564)]