20288784

素因数分解:

$2^4\times 3^1\times {\mathrm{191}}^1\times {\mathrm{2213}}^1$

素因数の和:2415

約数の個数: 40

約数和(自身を含む): 52710912

約数和(自身を除く): 32422128

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 191, 382, 573, 764, 1146, 1528, 2213, 2292, 3056, 4426, 4584, 6639, 8852, 9168, 13278, 17704, 26556, 35408, 53112, 106224, 422683, 845366, 1268049, 1690732, 2536098, 3381464, 5072196, 6762928, 10144392, 20288784]

約数ペア:

[(1, 20288784), (2, 10144392), (3, 6762928), (4, 5072196), (6, 3381464), (8, 2536098), (12, 1690732), (16, 1268049), (24, 845366), (48, 422683), (191, 106224), (382, 53112), (573, 35408), (764, 26556), (1146, 17704), (1528, 13278), (2213, 9168), (2292, 8852), (3056, 6639), (4426, 4584)]