2019017528

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{8747}}^1$

素因数の和:8868

約数の個数: 64

約数和(自身を含む): 4295617920

約数和(自身を除く): 2276600392

約数列:

[1, 2, 4, 8, 11, 22, 43, 44, 61, 86, 88, 122, 172, 244, 344, 473, 488, 671, 946, 1342, 1892, 2623, 2684, 3784, 5246, 5368, 8747, 10492, 17494, 20984, 28853, 34988, 57706, 69976, 96217, 115412, 192434, 230824, 376121, 384868, 533567, 752242, 769736, 1067134, 1504484, 2134268, 3008968, 4137331, 4268536, 5869237, 8274662, 11738474, 16549324, 22943381, 23476948, 33098648, 45886762, 46953896, 91773524, 183547048, 252377191, 504754382, 1009508764, 2019017528]

約数ペア:

[(1, 2019017528), (2, 1009508764), (4, 504754382), (8, 252377191), (11, 183547048), (22, 91773524), (43, 46953896), (44, 45886762), (61, 33098648), (86, 23476948), (88, 22943381), (122, 16549324), (172, 11738474), (244, 8274662), (344, 5869237), (473, 4268536), (488, 4137331), (671, 3008968), (946, 2134268), (1342, 1504484), (1892, 1067134), (2623, 769736), (2684, 752242), (3784, 533567), (5246, 384868), (5368, 376121), (8747, 230824), (10492, 192434), (17494, 115412), (20984, 96217), (28853, 69976), (34988, 57706)]