19470228

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{389}}^1$

素因数の和:536

約数の個数: 48

約数和(自身を含む): 47087040

約数和(自身を除く): 27616812

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 97, 129, 172, 194, 258, 291, 388, 389, 516, 582, 778, 1164, 1167, 1556, 2334, 4171, 4668, 8342, 12513, 16684, 16727, 25026, 33454, 37733, 50052, 50181, 66908, 75466, 100362, 113199, 150932, 200724, 226398, 452796, 1622519, 3245038, 4867557, 6490076, 9735114, 19470228]

約数ペア:

[(1, 19470228), (2, 9735114), (3, 6490076), (4, 4867557), (6, 3245038), (12, 1622519), (43, 452796), (86, 226398), (97, 200724), (129, 150932), (172, 113199), (194, 100362), (258, 75466), (291, 66908), (388, 50181), (389, 50052), (516, 37733), (582, 33454), (778, 25026), (1164, 16727), (1167, 16684), (1556, 12513), (2334, 8342), (4171, 4668)]