19748808

素因数分解:

$2^3\times 3^2\times {\mathrm{103}}^1\times {\mathrm{2663}}^1$

素因数の和:2778

約数の個数: 48

約数和(自身を含む): 54025920

約数和(自身を除く): 34277112

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 103, 206, 309, 412, 618, 824, 927, 1236, 1854, 2472, 2663, 3708, 5326, 7416, 7989, 10652, 15978, 21304, 23967, 31956, 47934, 63912, 95868, 191736, 274289, 548578, 822867, 1097156, 1645734, 2194312, 2468601, 3291468, 4937202, 6582936, 9874404, 19748808]

約数ペア:

[(1, 19748808), (2, 9874404), (3, 6582936), (4, 4937202), (6, 3291468), (8, 2468601), (9, 2194312), (12, 1645734), (18, 1097156), (24, 822867), (36, 548578), (72, 274289), (103, 191736), (206, 95868), (309, 63912), (412, 47934), (618, 31956), (824, 23967), (927, 21304), (1236, 15978), (1854, 10652), (2472, 7989), (2663, 7416), (3708, 5326)]