19523960

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{16831}}^1$

素因数の和:16871

約数の個数: 32

約数和(自身を含む): 45446400

約数和(自身を除く): 25922440

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 16831, 33662, 67324, 84155, 134648, 168310, 336620, 488099, 673240, 976198, 1952396, 2440495, 3904792, 4880990, 9761980, 19523960]

約数ペア:

[(1, 19523960), (2, 9761980), (4, 4880990), (5, 3904792), (8, 2440495), (10, 1952396), (20, 976198), (29, 673240), (40, 488099), (58, 336620), (116, 168310), (145, 134648), (232, 84155), (290, 67324), (580, 33662), (1160, 16831)]