19958902866

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{563}}^1\times {\mathrm{281357}}^1$

素因数の和:281935

約数の個数: 48

約数和(自身を含む): 49510004544

約数和(自身を除く): 29551101678

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 563, 1126, 1689, 3378, 3941, 5067, 7882, 10134, 11823, 23646, 35469, 70938, 281357, 562714, 844071, 1688142, 1969499, 2532213, 3938998, 5064426, 5908497, 11816994, 17725491, 35450982, 158403991, 316807982, 475211973, 950423946, 1108827937, 1425635919, 2217655874, 2851271838, 3326483811, 6652967622, 9979451433, 19958902866]

約数ペア:

[(1, 19958902866), (2, 9979451433), (3, 6652967622), (6, 3326483811), (7, 2851271838), (9, 2217655874), (14, 1425635919), (18, 1108827937), (21, 950423946), (42, 475211973), (63, 316807982), (126, 158403991), (563, 35450982), (1126, 17725491), (1689, 11816994), (3378, 5908497), (3941, 5064426), (5067, 3938998), (7882, 2532213), (10134, 1969499), (11823, 1688142), (23646, 844071), (35469, 562714), (70938, 281357)]