19887736

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{7793}}^1$

素因数の和:7839

約数の個数: 32

約数和(自身を含む): 42087600

約数和(自身を除く): 22199864

約数列:

[1, 2, 4, 8, 11, 22, 29, 44, 58, 88, 116, 232, 319, 638, 1276, 2552, 7793, 15586, 31172, 62344, 85723, 171446, 225997, 342892, 451994, 685784, 903988, 1807976, 2485967, 4971934, 9943868, 19887736]

約数ペア:

[(1, 19887736), (2, 9943868), (4, 4971934), (8, 2485967), (11, 1807976), (22, 903988), (29, 685784), (44, 451994), (58, 342892), (88, 225997), (116, 171446), (232, 85723), (319, 62344), (638, 31172), (1276, 15586), (2552, 7793)]