19240456

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{239}}^1\times {\mathrm{347}}^1$

素因数の和:621

約数の個数: 32

約数和(自身を含む): 37584000

約数和(自身を除く): 18343544

約数列:

[1, 2, 4, 8, 29, 58, 116, 232, 239, 347, 478, 694, 956, 1388, 1912, 2776, 6931, 10063, 13862, 20126, 27724, 40252, 55448, 80504, 82933, 165866, 331732, 663464, 2405057, 4810114, 9620228, 19240456]

約数ペア:

[(1, 19240456), (2, 9620228), (4, 4810114), (8, 2405057), (29, 663464), (58, 331732), (116, 165866), (232, 82933), (239, 80504), (347, 55448), (478, 40252), (694, 27724), (956, 20126), (1388, 13862), (1912, 10063), (2776, 6931)]