9721888

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{389}}^1$

素因数の和:481

約数の個数: 48

約数和(自身を含む): 21228480

約数和(自身を除く): 11506592

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 71, 88, 142, 176, 284, 352, 389, 568, 778, 781, 1136, 1556, 1562, 2272, 3112, 3124, 4279, 6224, 6248, 8558, 12448, 12496, 17116, 24992, 27619, 34232, 55238, 68464, 110476, 136928, 220952, 303809, 441904, 607618, 883808, 1215236, 2430472, 4860944, 9721888]

約数ペア:

[(1, 9721888), (2, 4860944), (4, 2430472), (8, 1215236), (11, 883808), (16, 607618), (22, 441904), (32, 303809), (44, 220952), (71, 136928), (88, 110476), (142, 68464), (176, 55238), (284, 34232), (352, 27619), (389, 24992), (568, 17116), (778, 12496), (781, 12448), (1136, 8558), (1556, 6248), (1562, 6224), (2272, 4279), (3112, 3124)]