19911504

素因数分解:

$2^4\times 3^1\times {\mathrm{113}}^1\times {\mathrm{3671}}^1$

素因数の和:3795

約数の個数: 40

約数和(自身を含む): 51907392

約数和(自身を除く): 31995888

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 113, 226, 339, 452, 678, 904, 1356, 1808, 2712, 3671, 5424, 7342, 11013, 14684, 22026, 29368, 44052, 58736, 88104, 176208, 414823, 829646, 1244469, 1659292, 2488938, 3318584, 4977876, 6637168, 9955752, 19911504]

約数ペア:

[(1, 19911504), (2, 9955752), (3, 6637168), (4, 4977876), (6, 3318584), (8, 2488938), (12, 1659292), (16, 1244469), (24, 829646), (48, 414823), (113, 176208), (226, 88104), (339, 58736), (452, 44052), (678, 29368), (904, 22026), (1356, 14684), (1808, 11013), (2712, 7342), (3671, 5424)]