1643344912

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{139361}}^1$

素因数の和:139447

約数の個数: 40

約数和(自身を含む): 3525301152

約数和(自身を除く): 1881956240

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 67, 88, 134, 176, 268, 536, 737, 1072, 1474, 2948, 5896, 11792, 139361, 278722, 557444, 1114888, 1532971, 2229776, 3065942, 6131884, 9337187, 12263768, 18674374, 24527536, 37348748, 74697496, 102709057, 149394992, 205418114, 410836228, 821672456, 1643344912]

約数ペア:

[(1, 1643344912), (2, 821672456), (4, 410836228), (8, 205418114), (11, 149394992), (16, 102709057), (22, 74697496), (44, 37348748), (67, 24527536), (88, 18674374), (134, 12263768), (176, 9337187), (268, 6131884), (536, 3065942), (737, 2229776), (1072, 1532971), (1474, 1114888), (2948, 557444), (5896, 278722), (11792, 139361)]